33220312331113 has 4 divisors (see below), whose sum is σ = 34291935309568. Its totient is φ = 32148689352660.

The previous prime is 33220312331069. The next prime is 33220312331119. The reversal of 33220312331113 is 31113321302233.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 33220312331113 - 2³³ = 33211722396521 is a prime.

It is a super-2 number, since 2×33220312331113² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33220312331119) 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, 535811489181 + ... + 535811489242.

It is an arithmetic number, because the mean of its divisors is an integer number (8572983827392).

Almost surely, 2^{33220312331113} is an apocalyptic number.

It is an amenable number.

33220312331113 is a deficient number, since it is larger than the sum of its proper divisors (1071622978455).

33220312331113 is a wasteful number, since it uses less digits than its factorization.

33220312331113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071622978454.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 33220312331113 its reverse (31113321302233), we get a palindrome (64333633633346).

The spelling of 33220312331113 in words is "thirty-three trillion, two hundred twenty billion, three hundred twelve million, three hundred thirty-one thousand, one hundred thirteen".