22212203232213 has 24 divisors (see below), whose sum is σ = 32101324171800. Its totient is φ = 14800277007360.

The previous prime is 22212203232199. The next prime is 22212203232217. The reversal of 22212203232213 is 31223230221222.

22212203232213 is a `hidden beast` number, since 2 + 2 + 2 + 12 + 203 + 232 + 213 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 19847319031089 + 2364884201124 = 4455033^2 + 1537818^2 .

It is not a de Polignac number, because 22212203232213 - 2¹⁶ = 22212203166677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22212203232217) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 157394703 + ... + 157535763.

It is an arithmetic number, because the mean of its divisors is an integer number (1337555173825).

Almost surely, 2^{22212203232213} is an apocalyptic number.

It is an amenable number.

22212203232213 is a deficient number, since it is larger than the sum of its proper divisors (9889120939587).

22212203232213 is a wasteful number, since it uses less digits than its factorization.

22212203232213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150229 (or 150226 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 22212203232213 its reverse (31223230221222), we get a palindrome (53435433453435).

The spelling of 22212203232213 in words is "twenty-two trillion, two hundred twelve billion, two hundred three million, two hundred thirty-two thousand, two hundred thirteen".