102130244121 has 16 divisors (see below), whose sum is σ = 136333174208. Its totient is φ = 68007124800.

The previous prime is 102130244119. The next prime is 102130244189. The reversal of 102130244121 is 121442031201.

It is not a de Polignac number, because 102130244121 - 2¹ = 102130244119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102130244521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10835991 + ... + 10845411.

It is an arithmetic number, because the mean of its divisors is an integer number (8520823388).

Almost surely, 2^102130244121 is an apocalyptic number.

It is an amenable number.

102130244121 is a deficient number, since it is larger than the sum of its proper divisors (34202930087).

102130244121 is a wasteful number, since it uses less digits than its factorization.

102130244121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13272.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 102130244121 its reverse (121442031201), we get a palindrome (223572275322).

The spelling of 102130244121 in words is "one hundred two billion, one hundred thirty million, two hundred forty-four thousand, one hundred twenty-one".