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1010102010220 = 225105701477811
BaseRepresentation
bin11101011001011101100…
…01011000000101101100
310120120020202010201022201
432230232301120011230
5113022142103311340
62052011235351244
7132656161264612
oct16545661300554
93516222121281
101010102010220
1135a422284776
12143921152524
1374338151794
1436c63d616b2
151b41d57479a
hexeb2ec5816c

1010102010220 has 24 divisors (see below), whose sum is σ = 2121238729008. Its totient is φ = 404036136000.

The previous prime is 1010102010217. The next prime is 1010102010241. The reversal of 1010102010220 is 220102010101.

1010102010220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 1010102010197 and 1010102010206.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1875115 + ... + 2352925.

It is an arithmetic number, because the mean of its divisors is an integer number (88384947042).

Almost surely, 21010102010220 is an apocalyptic number.

1010102010220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010102010220 is an abundant number, since it is smaller than the sum of its proper divisors (1111136718788).

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

1010102010220 is a wasteful number, since it uses less digits than its factorization.

1010102010220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583521 (or 583519 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1010102010220 its reverse (220102010101), we get a palindrome (1230204020321).

The spelling of 1010102010220 in words is "one trillion, ten billion, one hundred two million, ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 105701 211402 422804 477811 528505 955622 1057010 1911244 2114020 2389055 4778110 9556220 50505100511 101010201022 202020402044 252525502555 505051005110 1010102010220