2133134041631 has 4 divisors (see below), whose sum is σ = 2178519872352. Its totient is φ = 2087748210912.

The previous prime is 2133134041583. The next prime is 2133134041657. The reversal of 2133134041631 is 1361404313312.

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 2133134041631 - 2¹⁸ = 2133133779487 is a prime.

It is a super-2 number, since 2×2133134041631² (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 (2133134041331) 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, 22692915290 + ... + 22692915383.

It is an arithmetic number, because the mean of its divisors is an integer number (544629968088).

Almost surely, 2^{2133134041631} is an apocalyptic number.

2133134041631 is a deficient number, since it is larger than the sum of its proper divisors (45385830721).

2133134041631 is an equidigital number, since it uses as much as digits as its factorization.

2133134041631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45385830720.

The product of its (nonzero) digits is 15552, while the sum is 32.

Adding to 2133134041631 its reverse (1361404313312), we get a palindrome (3494538354943).

The spelling of 2133134041631 in words is "two trillion, one hundred thirty-three billion, one hundred thirty-four million, forty-one thousand, six hundred thirty-one".