100010211012122 has 4 divisors (see below), whose sum is σ = 150015316518186. Its totient is φ = 50005105506060.

The previous prime is 100010211012119. The next prime is 100010211012143. The reversal of 100010211012122 is 221210112010001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 81517622321521 + 18492588690601 = 9028711^2 + 4300301^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100010211012097 and 100010211012106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25002552753029 + ... + 25002552753032.

Almost surely, 2^{100010211012122} is an apocalyptic number.

100010211012122 is a deficient number, since it is larger than the sum of its proper divisors (50005105506064).

100010211012122 is an equidigital number, since it uses as much as digits as its factorization.

100010211012122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50005105506063.

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

Adding to 100010211012122 its reverse (221210112010001), we get a palindrome (321220323022123).

The spelling of 100010211012122 in words is "one hundred trillion, ten billion, two hundred eleven million, twelve thousand, one hundred twenty-two".