2133312202031 has 4 divisors (see below), whose sum is σ = 2133315204552. Its totient is φ = 2133309199512.

The previous prime is 2133312202027. The next prime is 2133312202069. The reversal of 2133312202031 is 1302022133312.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2133312202031 - 2² = 2133312202027 is a prime.

It is a super-2 number, since 2×2133312202031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2133312201988 and 2133312202006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133312202631) 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, 230000 + ... + 2078346.

It is an arithmetic number, because the mean of its divisors is an integer number (533328801138).

Almost surely, 2^{2133312202031} is an apocalyptic number.

2133312202031 is a deficient number, since it is larger than the sum of its proper divisors (3002521).

2133312202031 is a wasteful number, since it uses less digits than its factorization.

2133312202031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3002520.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 2133312202031 its reverse (1302022133312), we get a palindrome (3435334335343).

The spelling of 2133312202031 in words is "two trillion, one hundred thirty-three billion, three hundred twelve million, two hundred two thousand, thirty-one".