100122111111012 has 48 divisors (see below), whose sum is σ = 236901990243072. Its totient is φ = 32905254931200.

The previous prime is 100122111110999. The next prime is 100122111111067. The reversal of 100122111111012 is 210111111221001.

It is a junction number, because it is equal to n+sod(n) for n = 100122111110982 and 100122111111000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17658364 + ... + 22628787.

It is an arithmetic number, because the mean of its divisors is an integer number (4935458130064).

Almost surely, 2^{100122111111012} is an apocalyptic number.

100122111111012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100122111111012 is an abundant number, since it is smaller than the sum of its proper divisors (136779879132060).

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

100122111111012 is a wasteful number, since it uses less digits than its factorization.

100122111111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40290068 (or 40290066 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 100122111111012 its reverse (210111111221001), we get a palindrome (310233222332013).

The spelling of 100122111111012 in words is "one hundred trillion, one hundred twenty-two billion, one hundred eleven million, one hundred eleven thousand, twelve".