33013200131121 has 32 divisors (see below), whose sum is σ = 50859477301248. Its totient is φ = 18657335692800.

The previous prime is 33013200131117. The next prime is 33013200131203. The reversal of 33013200131121 is 12113100231033.

It is a happy number.

It is not a de Polignac number, because 33013200131121 - 2² = 33013200131117 is a prime.

It is a super-2 number, since 2×33013200131121² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (33013200171121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2629005 + ... + 8540378.

It is an arithmetic number, because the mean of its divisors is an integer number (1589358665664).

Almost surely, 2^{33013200131121} is an apocalyptic number.

It is an amenable number.

33013200131121 is a deficient number, since it is larger than the sum of its proper divisors (17846277170127).

33013200131121 is a wasteful number, since it uses less digits than its factorization.

33013200131121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11170941.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 33013200131121 its reverse (12113100231033), we get a palindrome (45126300362154).

The spelling of 33013200131121 in words is "thirty-three trillion, thirteen billion, two hundred million, one hundred thirty-one thousand, one hundred twenty-one".