100122220022212 has 24 divisors (see below), whose sum is σ = 177600300736320. Its totient is φ = 49383323442720.

The previous prime is 100122220022207. The next prime is 100122220022263. The reversal of 100122220022212 is 212220022221001.

It is a self number, because there is not a number n which added to its sum of digits gives 100122220022212.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505711864 + ... + 505909807.

It is an arithmetic number, because the mean of its divisors is an integer number (7400012530680).

Almost surely, 2^{100122220022212} is an apocalyptic number.

It is an amenable number.

100122220022212 is a deficient number, since it is larger than the sum of its proper divisors (77478080714108).

100122220022212 is a wasteful number, since it uses less digits than its factorization.

100122220022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011622011 (or 1011622009 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 100122220022212 its reverse (212220022221001), we get a palindrome (312342242243213).

The spelling of 100122220022212 in words is "one hundred trillion, one hundred twenty-two billion, two hundred twenty million, twenty-two thousand, two hundred twelve".