33241918821 has 16 divisors (see below), whose sum is σ = 44482632384. Its totient is φ = 22081365504.

The previous prime is 33241918783. The next prime is 33241918877. The reversal of 33241918821 is 12881914233.

It is not a de Polignac number, because 33241918821 - 2⁶ = 33241918757 is a prime.

It is a super-2 number, since 2×33241918821² (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 (33241918891) 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, 1113141 + ... + 1142613.

It is an arithmetic number, because the mean of its divisors is an integer number (2780164524).

Almost surely, 2^33241918821 is an apocalyptic number.

It is an amenable number.

33241918821 is a deficient number, since it is larger than the sum of its proper divisors (11240713563).

33241918821 is a wasteful number, since it uses less digits than its factorization.

33241918821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30820.

The product of its digits is 82944, while the sum is 42.

The spelling of 33241918821 in words is "thirty-three billion, two hundred forty-one million, nine hundred eighteen thousand, eight hundred twenty-one".