222130212112012 has 12 divisors (see below), whose sum is σ = 392576662000656. Its totient is φ = 109965451540400.

The previous prime is 222130212112007. The next prime is 222130212112013. The reversal of 222130212112012 is 210211212031222.

It is a super-2 number, since 2×222130212112012² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222130212112013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274913628448 + ... + 274913629255.

It is an arithmetic number, because the mean of its divisors is an integer number (32714721833388).

Almost surely, 2^{222130212112012} is an apocalyptic number.

It is an amenable number.

222130212112012 is a deficient number, since it is larger than the sum of its proper divisors (170446449888644).

222130212112012 is a wasteful number, since it uses less digits than its factorization.

222130212112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549827257808 (or 549827257806 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 222130212112012 its reverse (210211212031222), we get a palindrome (432341424143234).

The spelling of 222130212112012 in words is "two hundred twenty-two trillion, one hundred thirty billion, two hundred twelve million, one hundred twelve thousand, twelve".