12131400022 has 32 divisors (see below), whose sum is σ = 23178977280. Its totient is φ = 4635792000.

The previous prime is 12131400013. The next prime is 12131400023. The reversal of 12131400022 is 22000413121.

It is a junction number, because it is equal to n+sod(n) for n = 12131399969 and 12131400005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12131400023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1336854 + ... + 1345897.

It is an arithmetic number, because the mean of its divisors is an integer number (724343040).

Almost surely, 2^12131400022 is an apocalyptic number.

12131400022 is a deficient number, since it is larger than the sum of its proper divisors (11047577258).

12131400022 is a wasteful number, since it uses less digits than its factorization.

12131400022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2682796.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12131400022 its reverse (22000413121), we get a palindrome (34131813143).

The spelling of 12131400022 in words is "twelve billion, one hundred thirty-one million, four hundred thousand, twenty-two".