22212012222010 has 16 divisors (see below), whose sum is σ = 43057131384456. Its totient is φ = 8201358358848.

The previous prime is 22212012222007. The next prime is 22212012222041. The reversal of 22212012222010 is 1022221021222.

It can be written as a sum of positive squares in 4 ways, for example, as 11127047932729 + 11084964289281 = 3335723^2 + 3329409^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85430816109 + ... + 85430816368.

Almost surely, 2^{22212012222010} is an apocalyptic number.

22212012222010 is a deficient number, since it is larger than the sum of its proper divisors (20845119162446).

22212012222010 is a wasteful number, since it uses less digits than its factorization.

22212012222010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170861632497.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22212012222010 its reverse (1022221021222), we get a palindrome (23234233243232).

The spelling of 22212012222010 in words is "twenty-two trillion, two hundred twelve billion, twelve million, two hundred twenty-two thousand, ten".