33012311013011 has 16 divisors (see below), whose sum is σ = 36048488542560. Its totient is φ = 29981978695680.

The previous prime is 33012311012981. The next prime is 33012311013029. The reversal of 33012311013011 is 11031011321033.

It is a de Polignac number, because none of the positive numbers 2^k-33012311013011 is a prime.

It is a super-2 number, since 2×33012311013011² (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 (33012311013211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 556135745 + ... + 556195101.

It is an arithmetic number, because the mean of its divisors is an integer number (2253030533910).

Almost surely, 2^{33012311013011} is an apocalyptic number.

33012311013011 is a deficient number, since it is larger than the sum of its proper divisors (3036177529549).

33012311013011 is a wasteful number, since it uses less digits than its factorization.

33012311013011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107734.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 33012311013011 its reverse (11031011321033), we get a palindrome (44043322334044).

The spelling of 33012311013011 in words is "thirty-three trillion, twelve billion, three hundred eleven million, thirteen thousand, eleven".