22101203312 has 20 divisors (see below), whose sum is σ = 42873906936. Its totient is φ = 11036969280.

The previous prime is 22101203281. The next prime is 22101203323. The reversal of 22101203312 is 21330210122.

It is a congruent number.

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, 838643 + ... + 864594.

Almost surely, 2^22101203312 is an apocalyptic number.

It is an amenable number.

22101203312 is a deficient number, since it is larger than the sum of its proper divisors (20772703624).

22101203312 is a wasteful number, since it uses less digits than its factorization.

22101203312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1704056 (or 1704050 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 22101203312 its reverse (21330210122), we get a palindrome (43431413434).

The spelling of 22101203312 in words is "twenty-two billion, one hundred one million, two hundred three thousand, three hundred twelve".