100222021011212 has 12 divisors (see below), whose sum is σ = 175396407882696. Its totient is φ = 50108761616160.

The previous prime is 100222021011209. The next prime is 100222021011247. The reversal of 100222021011212 is 212110120222001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 562122089 + ... + 562300352.

It is an arithmetic number, because the mean of its divisors is an integer number (14616367323558).

Almost surely, 2^{100222021011212} is an apocalyptic number.

It is an amenable number.

100222021011212 is a deficient number, since it is larger than the sum of its proper divisors (75174386871484).

100222021011212 is a wasteful number, since it uses less digits than its factorization.

100222021011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1124444728 (or 1124444726 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 100222021011212 its reverse (212110120222001), we get a palindrome (312332141233213).

The spelling of 100222021011212 in words is "one hundred trillion, two hundred twenty-two billion, twenty-one million, eleven thousand, two hundred twelve".