121636240604130 has 32 divisors (see below), whose sum is σ = 333630831371904. Its totient is φ = 27802569280896.

The previous prime is 121636240604107. The next prime is 121636240604143. The reversal of 121636240604130 is 31406042636121.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 289610096467 + ... + 289610096886.

It is an arithmetic number, because the mean of its divisors is an integer number (10425963480372).

Almost surely, 2^{121636240604130} is an apocalyptic number.

121636240604130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121636240604130 is an abundant number, since it is smaller than the sum of its proper divisors (211994590767774).

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

121636240604130 is a wasteful number, since it uses less digits than its factorization.

121636240604130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579220193370.

The product of its (nonzero) digits is 124416, while the sum is 39.

The spelling of 121636240604130 in words is "one hundred twenty-one trillion, six hundred thirty-six billion, two hundred forty million, six hundred four thousand, one hundred thirty".