33372242013 has 24 divisors (see below), whose sum is σ = 48945332128. Its totient is φ = 20210652000.

The previous prime is 33372241999. The next prime is 33372242017. The reversal of 33372242013 is 31024227333.

It is not a de Polignac number, because 33372242013 - 2⁶ = 33372241949 is a prime.

It is a super-2 number, since 2×33372242013² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33372242017) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 468018 + ... + 534588.

Almost surely, 2^33372242013 is an apocalyptic number.

33372242013 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

33372242013 is a deficient number, since it is larger than the sum of its proper divisors (15573090115).

33372242013 is a wasteful number, since it uses less digits than its factorization.

33372242013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67977 (or 67966 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 30.

Adding to 33372242013 its reverse (31024227333), we get a palindrome (64396469346).

The spelling of 33372242013 in words is "thirty-three billion, three hundred seventy-two million, two hundred forty-two thousand, thirteen".