12302140122 has 24 divisors (see below), whose sum is σ = 26659170720. Its totient is φ = 4100015880.

The previous prime is 12302140087. The next prime is 12302140129. The reversal of 12302140122 is 22104120321.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12302140095 and 12302140104.

It is not an unprimeable number, because it can be changed into a prime (12302140129) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56779 + ... + 166817.

It is an arithmetic number, because the mean of its divisors is an integer number (1110798780).

Almost surely, 2^12302140122 is an apocalyptic number.

12302140122 is an abundant number, since it is smaller than the sum of its proper divisors (14357030598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12302140122 is a wasteful number, since it uses less digits than its factorization.

12302140122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116258 (or 116255 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 12302140122 its reverse (22104120321), we get a palindrome (34406260443).

The spelling of 12302140122 in words is "twelve billion, three hundred two million, one hundred forty thousand, one hundred twenty-two".