33013331142 has 32 divisors (see below), whose sum is σ = 72038588544. Its totient is φ = 10002720000.

The previous prime is 33013331137. The next prime is 33013331167. The reversal of 33013331142 is 24113331033.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 548017 + ... + 605267.

It is an arithmetic number, because the mean of its divisors is an integer number (2251205892).

Almost surely, 2^33013331142 is an apocalyptic number.

33013331142 is an abundant number, since it is smaller than the sum of its proper divisors (39025257402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33013331142 is a wasteful number, since it uses less digits than its factorization.

33013331142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66004.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 33013331142 its reverse (24113331033), we get a palindrome (57126662175).

The spelling of 33013331142 in words is "thirty-three billion, thirteen million, three hundred thirty-one thousand, one hundred forty-two".