22000002212012 has 96 divisors (see below), whose sum is σ = 42526216422144. Its totient is φ = 9875558880000.

The previous prime is 22000002212003. The next prime is 22000002212039. The reversal of 22000002212012 is 21021220000022.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2792937818 + ... + 2792945694.

It is an arithmetic number, because the mean of its divisors is an integer number (442981421064).

Almost surely, 2^{22000002212012} is an apocalyptic number.

22000002212012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22000002212012 is a deficient number, since it is larger than the sum of its proper divisors (20526214210132).

22000002212012 is a wasteful number, since it uses less digits than its factorization.

22000002212012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10479 (or 10477 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22000002212012 its reverse (21021220000022), we get a palindrome (43021222212034).

The spelling of 22000002212012 in words is "twenty-two trillion, two million, two hundred twelve thousand, twelve".