2113156225631 has 8 divisors (see below), whose sum is σ = 2305848114000. Its totient is φ = 1920562133440.

The previous prime is 2113156225597. The next prime is 2113156225669. The reversal of 2113156225631 is 1365226513112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2113156225631 is a prime.

It is a super-2 number, since 2×2113156225631² (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 (2113156255631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24403856 + ... + 24490293.

It is an arithmetic number, because the mean of its divisors is an integer number (288231014250).

Almost surely, 2^{2113156225631} is an apocalyptic number.

2113156225631 is a deficient number, since it is larger than the sum of its proper divisors (192691888369).

2113156225631 is a wasteful number, since it uses less digits than its factorization.

2113156225631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48898089.

The product of its digits is 64800, while the sum is 38.

The spelling of 2113156225631 in words is "two trillion, one hundred thirteen billion, one hundred fifty-six million, two hundred twenty-five thousand, six hundred thirty-one".