2231013220133 has 4 divisors (see below), whose sum is σ = 2257892897568. Its totient is φ = 2204133542700.

The previous prime is 2231013220099. The next prime is 2231013220171. The reversal of 2231013220133 is 3310223101322.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2231013220133 - 2¹⁰ = 2231013219109 is a prime.

It is a super-3 number, since 3×2231013220133³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2231013220099 and 2231013220108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2231013220433) 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, 13439838593 + ... + 13439838758.

It is an arithmetic number, because the mean of its divisors is an integer number (564473224392).

Almost surely, 2^{2231013220133} is an apocalyptic number.

It is an amenable number.

2231013220133 is a deficient number, since it is larger than the sum of its proper divisors (26879677435).

2231013220133 is an equidigital number, since it uses as much as digits as its factorization.

2231013220133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26879677434.

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

Adding to 2231013220133 its reverse (3310223101322), we get a palindrome (5541236321455).

The spelling of 2231013220133 in words is "two trillion, two hundred thirty-one billion, thirteen million, two hundred twenty thousand, one hundred thirty-three".