2133000133231 has 4 divisors (see below), whose sum is σ = 2326909236264. Its totient is φ = 1939091030200.

The previous prime is 2133000133219. The next prime is 2133000133261. The reversal of 2133000133231 is 1323310003312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2133000133231 - 2¹¹ = 2133000131183 is a prime.

It is a super-2 number, since 2×2133000133231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133000133261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96954551500 + ... + 96954551521.

It is an arithmetic number, because the mean of its divisors is an integer number (581727309066).

Almost surely, 2^{2133000133231} is an apocalyptic number.

2133000133231 is a deficient number, since it is larger than the sum of its proper divisors (193909103033).

2133000133231 is a wasteful number, since it uses less digits than its factorization.

2133000133231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193909103032.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 2133000133231 its reverse (1323310003312), we get a palindrome (3456310136543).

The spelling of 2133000133231 in words is "two trillion, one hundred thirty-three billion, one hundred thirty-three thousand, two hundred thirty-one".