2133113001321 has 16 divisors (see below), whose sum is σ = 2860001058240. Its totient is φ = 1414169686080.

The previous prime is 2133113001311. The next prime is 2133113001337. The reversal of 2133113001321 is 1231003113312.

It is a happy number.

It is not a de Polignac number, because 2133113001321 - 2¹⁰ = 2133113000297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2133113001311) 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, 2006355 + ... + 2879528.

It is an arithmetic number, because the mean of its divisors is an integer number (178750066140).

Almost surely, 2^{2133113001321} is an apocalyptic number.

It is an amenable number.

2133113001321 is a deficient number, since it is larger than the sum of its proper divisors (726888056919).

2133113001321 is a wasteful number, since it uses less digits than its factorization.

2133113001321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4886696.

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

Adding to 2133113001321 its reverse (1231003113312), we get a palindrome (3364116114633).

The spelling of 2133113001321 in words is "two trillion, one hundred thirty-three billion, one hundred thirteen million, one thousand, three hundred twenty-one".