33131233213132 has 12 divisors (see below), whose sum is σ = 58002457849056. Its totient is φ = 16559102399120.

The previous prime is 33131233213109. The next prime is 33131233213151. The reversal of 33131233213132 is 23131233213133.

It is a happy number.

It is a super-2 number, since 2×33131233213132² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33131233213094 and 33131233213103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1628540419 + ... + 1628560762.

It is an arithmetic number, because the mean of its divisors is an integer number (4833538154088).

Almost surely, 2^{33131233213132} is an apocalyptic number.

It is an amenable number.

33131233213132 is a deficient number, since it is larger than the sum of its proper divisors (24871224635924).

33131233213132 is a wasteful number, since it uses less digits than its factorization.

33131233213132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3257103728 (or 3257103726 counting only the distinct ones).

The product of its digits is 17496, while the sum is 31.

Adding to 33131233213132 its reverse (23131233213133), we get a palindrome (56262466426265).

Subtracting from 33131233213132 its reverse (23131233213133), we obtain a palindrome (9999999999999).

The spelling of 33131233213132 in words is "thirty-three trillion, one hundred thirty-one billion, two hundred thirty-three million, two hundred thirteen thousand, one hundred thirty-two".