102113130121 has 8 divisors (see below), whose sum is σ = 109952324640. Its totient is φ = 94477551168.

The previous prime is 102113130001. The next prime is 102113130131. The reversal of 102113130121 is 121031311201.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 102113130121 - 2¹⁵ = 102113097353 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102113130095 and 102113130104.

It is not an unprimeable number, because it can be changed into a prime (102113130131) 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, 50902851 + ... + 50904856.

It is an arithmetic number, because the mean of its divisors is an integer number (13744040580).

Almost surely, 2^102113130121 is an apocalyptic number.

It is an amenable number.

102113130121 is a deficient number, since it is larger than the sum of its proper divisors (7839194519).

102113130121 is a wasteful number, since it uses less digits than its factorization.

102113130121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101807783.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 102113130121 its reverse (121031311201), we get a palindrome (223144441322).

The spelling of 102113130121 in words is "one hundred two billion, one hundred thirteen million, one hundred thirty thousand, one hundred twenty-one".