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10010201001020 = 2251150051909091
BaseRepresentation
bin1001000110101010111001…
…1110011000110000111100
31022102222002010012210111222
42101222232132120300330
52303001342424013040
633142342311532512
72052133053413123
oct221525636306074
938388063183458
1010010201001020
11320a336555080
12115806408a138
13577c5b6907bc
142686d3c54aba
151255c57a6bb5
hex91aae798c3c

10010201001020 has 48 divisors (see below), whose sum is σ = 22932943883136. Its totient is φ = 3639996360000.

The previous prime is 10010201001019. The next prime is 10010201001029. The reversal of 10010201001020 is 2010010201001.

10010201001020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 10010201000989 and 10010201001007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10010201001029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10556675 + ... + 11465765.

It is an arithmetic number, because the mean of its divisors is an integer number (477769664232).

Almost surely, 210010201001020 is an apocalyptic number.

10010201001020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10010201001020 is an abundant number, since it is smaller than the sum of its proper divisors (12922742882116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10010201001020 is a wasteful number, since it uses less digits than its factorization.

10010201001020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959162 (or 959160 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 10010201001020 its reverse (2010010201001), we get a palindrome (12020211202021).

The spelling of 10010201001020 in words is "ten trillion, ten billion, two hundred one million, one thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 50051 100102 200204 250255 500510 550561 909091 1001020 1101122 1818182 2202244 2752805 3636364 4545455 5505610 9090910 10000001 11011220 18181820 20000002 40000004 50000005 100000010 200000020 45500913641 91001827282 182003654564 227504568205 455009136410 500510050051 910018272820 1001020100102 2002040200204 2502550250255 5005100500510 10010201001020