100122020111012 has 24 divisors (see below), whose sum is σ = 177006858844032. Its totient is φ = 49548959804000.

The previous prime is 100122020111011. The next prime is 100122020111041. The reversal of 100122020111012 is 210111020221001.

It is a super-2 number, since 2×100122020111012² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100122020111011) 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, 39768914 + ... + 42211497.

It is an arithmetic number, because the mean of its divisors is an integer number (7375285785168).

Almost surely, 2^{100122020111012} is an apocalyptic number.

It is an amenable number.

100122020111012 is a deficient number, since it is larger than the sum of its proper divisors (76884838733020).

100122020111012 is a wasteful number, since it uses less digits than its factorization.

100122020111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81983539 (or 81983537 counting only the distinct ones).

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

Adding to 100122020111012 its reverse (210111020221001), we get a palindrome (310233040332013).

The spelling of 100122020111012 in words is "one hundred trillion, one hundred twenty-two billion, twenty million, one hundred eleven thousand, twelve".