20110012111010 has 16 divisors (see below), whose sum is σ = 36211483366200. Its totient is φ = 8041013385216.

The previous prime is 20110012110989. The next prime is 20110012111037. The reversal of 20110012111010 is 1011121001102.

It can be written as a sum of positive squares in 4 ways, for example, as 15562417475929 + 4547594635081 = 3944923^2 + 2132509^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20110012110982 and 20110012111000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 373904165 + ... + 373957944.

Almost surely, 2^{20110012111010} is an apocalyptic number.

20110012111010 is a deficient number, since it is larger than the sum of its proper divisors (16101471255190).

20110012111010 is a wasteful number, since it uses less digits than its factorization.

20110012111010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747864805.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 20110012111010 its reverse (1011121001102), we get a palindrome (21121133112112).

The spelling of 20110012111010 in words is "twenty trillion, one hundred ten billion, twelve million, one hundred eleven thousand, ten".