22212201831321 has 8 divisors (see below), whose sum is σ = 29618983999360. Its totient is φ = 14806777108752.

The previous prime is 22212201831271. The next prime is 22212201831349. The reversal of 22212201831321 is 12313810221222.

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

It is not a de Polignac number, because 22212201831321 - 2⁹ = 22212201830809 is a prime.

It is a super-2 number, since 2×22212201831321² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22212201831221) 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, 339323185 + ... + 339388638.

It is an arithmetic number, because the mean of its divisors is an integer number (3702372999920).

Almost surely, 2^{22212201831321} is an apocalyptic number.

It is an amenable number.

22212201831321 is a deficient number, since it is larger than the sum of its proper divisors (7406782168039).

22212201831321 is a wasteful number, since it uses less digits than its factorization.

22212201831321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678722735.

The product of its (nonzero) digits is 4608, while the sum is 30.

The spelling of 22212201831321 in words is "twenty-two trillion, two hundred twelve billion, two hundred one million, eight hundred thirty-one thousand, three hundred twenty-one".