12101312130 has 64 divisors (see below), whose sum is σ = 31582742400. Its totient is φ = 2955101184.

The previous prime is 12101312129. The next prime is 12101312131. The reversal of 12101312130 is 3121310121.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12101312129) and next prime (12101312131).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (12101312131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 301780 + ... + 339519.

It is an arithmetic number, because the mean of its divisors is an integer number (493480350).

Almost surely, 2^12101312130 is an apocalyptic number.

12101312130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12101312130 is an abundant number, since it is smaller than the sum of its proper divisors (19481430270).

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

12101312130 is a wasteful number, since it uses less digits than its factorization.

12101312130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641363.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 12101312130 its reverse (3121310121), we get a palindrome (15222622251).

The spelling of 12101312130 in words is "twelve billion, one hundred one million, three hundred twelve thousand, one hundred thirty".