20112122110010 has 32 divisors (see below), whose sum is σ = 41490713797632. Its totient is φ = 6876050480640.

The previous prime is 20112122109941. The next prime is 20112122110013. The reversal of 20112122110010 is 1001122121102.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (20112122110013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 406938506 + ... + 406987925.

It is an arithmetic number, because the mean of its divisors is an integer number (1296584806176).

Almost surely, 2^{20112122110010} is an apocalyptic number.

20112122110010 is an abundant number, since it is smaller than the sum of its proper divisors (21378591687622).

20112122110010 is a wasteful number, since it uses less digits than its factorization.

20112122110010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813926798.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20112122110010 its reverse (1001122121102), we get a palindrome (21113244231112).

The spelling of 20112122110010 in words is "twenty trillion, one hundred twelve billion, one hundred twenty-two million, one hundred ten thousand, ten".