22131002133123 has 8 divisors (see below), whose sum is σ = 31777849216848. Its totient is φ = 13619078235744.

The previous prime is 22131002133067. The next prime is 22131002133131. The reversal of 22131002133123 is 32133120013122.

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

It is not a de Polignac number, because 22131002133123 - 2²¹ = 22131000035971 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22131002133093 and 22131002133102.

It is not an unprimeable number, because it can be changed into a prime (22131002133133) 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, 283730796540 + ... + 283730796617.

It is an arithmetic number, because the mean of its divisors is an integer number (3972231152106).

Almost surely, 2^{22131002133123} is an apocalyptic number.

22131002133123 is a deficient number, since it is larger than the sum of its proper divisors (9646847083725).

22131002133123 is a wasteful number, since it uses less digits than its factorization.

22131002133123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567461593173.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 22131002133123 its reverse (32133120013122), we get a palindrome (54264122146245).

The spelling of 22131002133123 in words is "twenty-two trillion, one hundred thirty-one billion, two million, one hundred thirty-three thousand, one hundred twenty-three".