22000010212 has 12 divisors (see below), whose sum is σ = 38963874096. Its totient is φ = 10867474760.

The previous prime is 22000010203. The next prime is 22000010231. The reversal of 22000010212 is 21201000022.

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, 33132214 + ... + 33132877.

It is an arithmetic number, because the mean of its divisors is an integer number (3246989508).

Almost surely, 2^22000010212 is an apocalyptic number.

It is an amenable number.

22000010212 is a deficient number, since it is larger than the sum of its proper divisors (16963863884).

22000010212 is a wasteful number, since it uses less digits than its factorization.

22000010212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66265178 (or 66265176 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 22000010212 its reverse (21201000022), we get a palindrome (43201010234).

The spelling of 22000010212 in words is "twenty-two billion, ten thousand, two hundred twelve".