10002111010122 has 64 divisors (see below), whose sum is σ = 25744855523328. Its totient is φ = 2514146040000.

The previous prime is 10002111010081. The next prime is 10002111010211. The reversal of 10002111010122 is 22101011120001.

It is a junction number, because it is equal to n+sod(n) for n = 10002111010098 and 10002111010107.

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 31 ways as a sum of consecutive naturals, for example, 349172629 + ... + 349201272.

It is an arithmetic number, because the mean of its divisors is an integer number (402263367552).

Almost surely, 2^{10002111010122} is an apocalyptic number.

10002111010122 is an abundant number, since it is smaller than the sum of its proper divisors (15742744513206).

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

10002111010122 is a wasteful number, since it uses less digits than its factorization.

10002111010122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698373955.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10002111010122 its reverse (22101011120001), we get a palindrome (32103122130123).

The spelling of 10002111010122 in words is "ten trillion, two billion, one hundred eleven million, ten thousand, one hundred twenty-two".