33201213121013 has 16 divisors (see below), whose sum is σ = 39942684771840. Its totient is φ = 26959454953200.

The previous prime is 33201213120973. The next prime is 33201213121057. The reversal of 33201213121013 is 31012131210233.

It is not a de Polignac number, because 33201213121013 - 2¹⁶ = 33201213055477 is a prime.

It is a super-2 number, since 2×33201213121013² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33201213121013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33201213171013) 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, 410243 + ... + 8159088.

It is an arithmetic number, because the mean of its divisors is an integer number (2496417798240).

Almost surely, 2^{33201213121013} is an apocalyptic number.

It is an amenable number.

33201213121013 is a deficient number, since it is larger than the sum of its proper divisors (6741471650827).

33201213121013 is a wasteful number, since it uses less digits than its factorization.

33201213121013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8598488.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 33201213121013 its reverse (31012131210233), we get a palindrome (64213344331246).

The spelling of 33201213121013 in words is "thirty-three trillion, two hundred one billion, two hundred thirteen million, one hundred twenty-one thousand, thirteen".