121110020130 has 64 divisors (see below), whose sum is σ = 324821943936. Its totient is φ = 28643904000.

The previous prime is 121110020051. The next prime is 121110020159. The reversal of 121110020130 is 31020011121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4462081 + ... + 4489140.

It is an arithmetic number, because the mean of its divisors is an integer number (5075342874).

Almost surely, 2^121110020130 is an apocalyptic number.

121110020130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121110020130 is an abundant number, since it is smaller than the sum of its proper divisors (203711923806).

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

121110020130 is a wasteful number, since it uses less digits than its factorization.

121110020130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8951283.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 121110020130 its reverse (31020011121), we get a palindrome (152130031251).

Subtracting from 121110020130 its reverse (31020011121), we obtain a palindrome (90090009009).

The spelling of 121110020130 in words is "one hundred twenty-one billion, one hundred ten million, twenty thousand, one hundred thirty".