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20220202200020 = 2251025599857839
BaseRepresentation
bin1001001100011111000011…
…11110000010101111010100
32122121000212122202021200112
410212033201332002233110
510122241433230400040
6111001011015302152
74154601313602134
oct446174176025724
978530778667615
1020220202200020
116496381003109
12232698897a958
13b389abb55304
144dc93d41aac4
15250e91bb7365
hex1263e1f82bd4

20220202200020 has 24 divisors (see below), whose sum is σ = 42462842956800. Its totient is φ = 8088001196832.

The previous prime is 20220202200017. The next prime is 20220202200031. The reversal of 20220202200020 is 2000220202202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20220202199968 and 20220202200004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2877740 + ... + 6980099.

It is an arithmetic number, because the mean of its divisors is an integer number (1769285123200).

Almost surely, 220220202200020 is an apocalyptic number.

20220202200020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20220202200020 is an abundant number, since it is smaller than the sum of its proper divisors (22242640756780).

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

20220202200020 is a wasteful number, since it uses less digits than its factorization.

20220202200020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9960407 (or 9960405 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 20220202200020 its reverse (2000220202202), we get a palindrome (22220422402222).

The spelling of 20220202200020 in words is "twenty trillion, two hundred twenty billion, two hundred two million, two hundred thousand, twenty".

Divisors: 1 2 4 5 10 20 102559 205118 410236 512795 1025590 2051180 9857839 19715678 39431356 49289195 98578390 197156780 1011010110001 2022020220002 4044040440004 5055050550005 10110101100010 20220202200020