221211112202092 has 12 divisors (see below), whose sum is σ = 392897348538520. Its totient is φ = 108954726905376.

The previous prime is 221211112202089. The next prime is 221211112202239. The reversal of 221211112202092 is 290202211112122.

It is a super-2 number, since 2×221211112202092² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 221211112202092.

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, 412707298617 + ... + 412707299152.

Almost surely, 2^{221211112202092} is an apocalyptic number.

It is an amenable number.

221211112202092 is a deficient number, since it is larger than the sum of its proper divisors (171686236336428).

221211112202092 is a wasteful number, since it uses less digits than its factorization.

221211112202092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825414597840 (or 825414597838 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 28.

The spelling of 221211112202092 in words is "two hundred twenty-one trillion, two hundred eleven billion, one hundred twelve million, two hundred two thousand, ninety-two".