20101122000010 has 16 divisors (see below), whose sum is σ = 36183887600616. Its totient is φ = 8040033688768.

The previous prime is 20101121999989. The next prime is 20101122000017. The reversal of 20101122000010 is 1000022110102.

It can be written as a sum of positive squares in 4 ways, for example, as 18933280835121 + 1167841164889 = 4351239^2 + 1080667^2 .

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

It is not an unprimeable number, because it can be changed into a prime (20101122000017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51685489 + ... + 52072948.

Almost surely, 2^{20101122000010} is an apocalyptic number.

20101122000010 is a deficient number, since it is larger than the sum of its proper divisors (16082765600606).

20101122000010 is a wasteful number, since it uses less digits than its factorization.

20101122000010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103777817.

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

Adding to 20101122000010 its reverse (1000022110102), we get a palindrome (21101144110112).

The spelling of 20101122000010 in words is "twenty trillion, one hundred one billion, one hundred twenty-two million, ten", and thus it is an aban number.