121412025353115 has 128 divisors (see below), whose sum is σ = 258242010808320. Its totient is φ = 52916549076864.

The previous prime is 121412025353053. The next prime is 121412025353131. The reversal of 121412025353115 is 511353520214121.

121412025353115 is a `hidden beast` number, since 1 + 2 + 1 + 4 + 1 + 2 + 0 + 2 + 535 + 3 + 115 = 666.

It is not a de Polignac number, because 121412025353115 - 2¹⁷ = 121412025222043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121412025353115.

It is an unprimeable number.

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 127 ways as a sum of consecutive naturals, for example, 2425099 + ... + 15770388.

It is an arithmetic number, because the mean of its divisors is an integer number (2017515709440).

Almost surely, 2^{121412025353115} is an apocalyptic number.

121412025353115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

121412025353115 is an abundant number, since it is smaller than the sum of its proper divisors (136829985455205).

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

121412025353115 is a wasteful number, since it uses less digits than its factorization.

121412025353115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18195838 (or 18195832 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

Adding to 121412025353115 its reverse (511353520214121), we get a palindrome (632765545567236).

The spelling of 121412025353115 in words is "one hundred twenty-one trillion, four hundred twelve billion, twenty-five million, three hundred fifty-three thousand, one hundred fifteen".