121057848516795 has 16 divisors (see below), whose sum is σ = 194429031236352. Its totient is φ = 64318694672480.

The previous prime is 121057848516791. The next prime is 121057848516799. The reversal of 121057848516795 is 597615848750121.

It is an interprime number because it is at equal distance from previous prime (121057848516791) and next prime (121057848516799).

It is not a de Polignac number, because 121057848516795 - 2² = 121057848516791 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121057848516791) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15343196121 + ... + 15343204010.

It is an arithmetic number, because the mean of its divisors is an integer number (12151814452272).

Almost surely, 2^{121057848516795} is an apocalyptic number.

121057848516795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

121057848516795 is a deficient number, since it is larger than the sum of its proper divisors (73371182719557).

121057848516795 is a wasteful number, since it uses less digits than its factorization.

121057848516795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30686400402.

The product of its (nonzero) digits is 169344000, while the sum is 69.

The spelling of 121057848516795 in words is "one hundred twenty-one trillion, fifty-seven billion, eight hundred forty-eight million, five hundred sixteen thousand, seven hundred ninety-five".