222312133021 has 8 divisors (see below), whose sum is σ = 242676720288. Its totient is φ = 201973278000.

The previous prime is 222312132997. The next prime is 222312133031. The reversal of 222312133021 is 120331213222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 222312133021 - 2⁵ = 222312132989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222312132983 and 222312133001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222312133031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6414990 + ... + 6449551.

It is an arithmetic number, because the mean of its divisors is an integer number (30334590036).

Almost surely, 2^222312133021 is an apocalyptic number.

It is an amenable number.

222312133021 is a deficient number, since it is larger than the sum of its proper divisors (20364587267).

222312133021 is a wasteful number, since it uses less digits than its factorization.

222312133021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12866123.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 222312133021 its reverse (120331213222), we get a palindrome (342643346243).

The spelling of 222312133021 in words is "two hundred twenty-two billion, three hundred twelve million, one hundred thirty-three thousand, twenty-one".