121415620059 has 8 divisors (see below), whose sum is σ = 179874992720. Its totient is φ = 80943746688.

The previous prime is 121415620019. The next prime is 121415620063. The reversal of 121415620059 is 950026514121.

121415620059 is a `hidden beast` number, since 1 + 2 + 1 + 41 + 562 + 0 + 0 + 59 = 666.

It is not a de Polignac number, because 121415620059 - 2¹¹ = 121415618011 is a prime.

It is a super-2 number, since 2×121415620059² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121415620009) 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, 2248437382 + ... + 2248437435.

It is an arithmetic number, because the mean of its divisors is an integer number (22484374090).

Almost surely, 2^121415620059 is an apocalyptic number.

121415620059 is a deficient number, since it is larger than the sum of its proper divisors (58459372661).

121415620059 is an equidigital number, since it uses as much as digits as its factorization.

121415620059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4496874826 (or 4496874820 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The spelling of 121415620059 in words is "one hundred twenty-one billion, four hundred fifteen million, six hundred twenty thousand, fifty-nine".