10112211212 has 12 divisors (see below), whose sum is σ = 17831457336. Its totient is φ = 5017509120.

The previous prime is 10112211209. The next prime is 10112211223. The reversal of 10112211212 is 21211221101.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9648533 + ... + 9649580.

It is an arithmetic number, because the mean of its divisors is an integer number (1485954778).

Almost surely, 2^10112211212 is an apocalyptic number.

It is an amenable number.

10112211212 is a deficient number, since it is larger than the sum of its proper divisors (7719246124).

10112211212 is a wasteful number, since it uses less digits than its factorization.

10112211212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19298248 (or 19298246 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10112211212 its reverse (21211221101), we get a palindrome (31323432313).

The spelling of 10112211212 in words is "ten billion, one hundred twelve million, two hundred eleven thousand, two hundred twelve".