130121013102 has 16 divisors (see below), whose sum is σ = 260292985680. Its totient is φ = 43365177792.

The previous prime is 130121013089. The next prime is 130121013107. The reversal of 130121013102 is 201310121031.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130121013107) 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, 2090077 + ... + 2151432.

It is an arithmetic number, because the mean of its divisors is an integer number (16268311605).

Almost surely, 2^130121013102 is an apocalyptic number.

130121013102 is an abundant number, since it is smaller than the sum of its proper divisors (130171972578).

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

130121013102 is a wasteful number, since it uses less digits than its factorization.

130121013102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4246627.

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

Adding to 130121013102 its reverse (201310121031), we get a palindrome (331431134133).

The spelling of 130121013102 in words is "one hundred thirty billion, one hundred twenty-one million, thirteen thousand, one hundred two".