33122231013 has 32 divisors (see below), whose sum is σ = 47392934400. Its totient is φ = 20536588800.

The previous prime is 33122230979. The next prime is 33122231047. The reversal of 33122231013 is 31013222133.

It is an interprime number because it is at equal distance from previous prime (33122230979) and next prime (33122231047).

It is a de Polignac number, because none of the positive numbers 2^k-33122231013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33122231113) 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, 223023 + ... + 340563.

It is an arithmetic number, because the mean of its divisors is an integer number (1481029200).

Almost surely, 2^33122231013 is an apocalyptic number.

It is an amenable number.

33122231013 is a deficient number, since it is larger than the sum of its proper divisors (14270703387).

33122231013 is a wasteful number, since it uses less digits than its factorization.

33122231013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117693.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 33122231013 its reverse (31013222133), we get a palindrome (64135453146).

The spelling of 33122231013 in words is "thirty-three billion, one hundred twenty-two million, two hundred thirty-one thousand, thirteen".