1222122022192 has 20 divisors (see below), whose sum is σ = 2371443679696. Its totient is φ = 610136556480.

The previous prime is 1222122022181. The next prime is 1222122022193. The reversal of 1222122022192 is 2912202212221.

It is a self number, because there is not a number n which added to its sum of digits gives 1222122022192.

It is not an unprimeable number, because it can be changed into a prime (1222122022193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57767508 + ... + 57788659.

Almost surely, 2^{1222122022192} is an apocalyptic number.

It is an amenable number.

1222122022192 is a deficient number, since it is larger than the sum of its proper divisors (1149321657504).

1222122022192 is a wasteful number, since it uses less digits than its factorization.

1222122022192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115556836 (or 115556830 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The spelling of 1222122022192 in words is "one trillion, two hundred twenty-two billion, one hundred twenty-two million, twenty-two thousand, one hundred ninety-two".