33020344242131 has 4 divisors (see below), whose sum is σ = 34758257097000. Its totient is φ = 31282431387264.

The previous prime is 33020344242113. The next prime is 33020344242163. The reversal of 33020344242131 is 13124244302033.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 33020344242131 - 2³⁸ = 32745466335187 is a prime.

It is a super-2 number, since 2×33020344242131² (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 (33020344242031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 868956427406 + ... + 868956427443.

It is an arithmetic number, because the mean of its divisors is an integer number (8689564274250).

Almost surely, 2^{33020344242131} is an apocalyptic number.

33020344242131 is a deficient number, since it is larger than the sum of its proper divisors (1737912854869).

33020344242131 is a wasteful number, since it uses less digits than its factorization.

33020344242131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1737912854868.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 33020344242131 its reverse (13124244302033), we get a palindrome (46144588544164).

The spelling of 33020344242131 in words is "thirty-three trillion, twenty billion, three hundred forty-four million, two hundred forty-two thousand, one hundred thirty-one".