121000430412239 has 72 divisors (see below), whose sum is σ = 148159169165952. Its totient is φ = 96773757268320.

The previous prime is 121000430412203. The next prime is 121000430412259. The reversal of 121000430412239 is 932214034000121.

It is not a de Polignac number, because 121000430412239 - 2⁴⁰ = 119900918784463 is a prime.

It is a super-2 number, since 2×121000430412239² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121000430412259) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2632080524 + ... + 2632126494.

It is an arithmetic number, because the mean of its divisors is an integer number (2057766238416).

Almost surely, 2^{121000430412239} is an apocalyptic number.

121000430412239 is a deficient number, since it is larger than the sum of its proper divisors (27158738753713).

121000430412239 is an equidigital number, since it uses as much as digits as its factorization.

121000430412239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46297 (or 46171 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 121000430412239 in words is "one hundred twenty-one trillion, four hundred thirty million, four hundred twelve thousand, two hundred thirty-nine".