20200011100320 has 96 divisors (see below), whose sum is σ = 63837299389248. Its totient is φ = 5369123432448.

The previous prime is 20200011100271. The next prime is 20200011100351. The reversal of 20200011100320 is 2300111000202.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 20200011100296 and 20200011100305.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68392309 + ... + 68687028.

It is an arithmetic number, because the mean of its divisors is an integer number (664971868638).

Almost surely, 2^{20200011100320} is an apocalyptic number.

20200011100320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20200011100320 is an abundant number, since it is smaller than the sum of its proper divisors (43637288288928).

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

20200011100320 is a wasteful number, since it uses less digits than its factorization.

20200011100320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137079662 (or 137079654 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 20200011100320 its reverse (2300111000202), we get a palindrome (22500122100522).

The spelling of 20200011100320 in words is "twenty trillion, two hundred billion, eleven million, one hundred thousand, three hundred twenty".