2133261562331 has 2 divisors, whose sum is σ = 2133261562332. Its totient is φ = 2133261562330.

The previous prime is 2133261562319. The next prime is 2133261562357. The reversal of 2133261562331 is 1332651623312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2133261562331 - 2¹⁰ = 2133261561307 is a prime.

It is a super-3 number, since 3×2133261562331³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (2133261562361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066630781165 + 1066630781166.

It is an arithmetic number, because the mean of its divisors is an integer number (1066630781166).

Almost surely, 2^{2133261562331} is an apocalyptic number.

2133261562331 is a deficient number, since it is larger than the sum of its proper divisors (1).

2133261562331 is an equidigital number, since it uses as much as digits as its factorization.

2133261562331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 38.

The spelling of 2133261562331 in words is "two trillion, one hundred thirty-three billion, two hundred sixty-one million, five hundred sixty-two thousand, three hundred thirty-one".