22212010011212 has 24 divisors (see below), whose sum is σ = 44656606525440. Its totient is φ = 9469592897040.

The previous prime is 22212010011197. The next prime is 22212010011371. The reversal of 22212010011212 is 21211001021222.

It is a super-2 number, since 2×22212010011212² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2076659762 + ... + 2076670457.

It is an arithmetic number, because the mean of its divisors is an integer number (1860691938560).

Almost surely, 2^{22212010011212} is an apocalyptic number.

It is an amenable number.

22212010011212 is an abundant number, since it is smaller than the sum of its proper divisors (22444596514228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22212010011212 is a wasteful number, since it uses less digits than its factorization.

22212010011212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4153330421 (or 4153330419 counting only the distinct ones).

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

Adding to 22212010011212 its reverse (21211001021222), we get a palindrome (43423011032434).

The spelling of 22212010011212 in words is "twenty-two trillion, two hundred twelve billion, ten million, eleven thousand, two hundred twelve".