33222122031213 has 32 divisors (see below), whose sum is σ = 49714086800000. Its totient is φ = 21925736781696.

The previous prime is 33222122031187. The next prime is 33222122031227. The reversal of 33222122031213 is 31213022122233.

33222122031213 is a `hidden beast` number, since 3 + 3 + 2 + 221 + 220 + 3 + 1 + 213 = 666.

It is not a de Polignac number, because 33222122031213 - 2¹² = 33222122027117 is a prime.

It is a super-2 number, since 2×33222122031213² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33222122031283) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11372368 + ... + 13991961.

It is an arithmetic number, because the mean of its divisors is an integer number (1553565212500).

Almost surely, 2^{33222122031213} is an apocalyptic number.

It is an amenable number.

33222122031213 is a deficient number, since it is larger than the sum of its proper divisors (16491964768787).

33222122031213 is a wasteful number, since it uses less digits than its factorization.

33222122031213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25364826 (or 25364820 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 33222122031213 its reverse (31213022122233), we get a palindrome (64435144153446).

The spelling of 33222122031213 in words is "thirty-three trillion, two hundred twenty-two billion, one hundred twenty-two million, thirty-one thousand, two hundred thirteen".