121110014399 has 16 divisors (see below), whose sum is σ = 134982844416. Its totient is φ = 107716120800.

The previous prime is 121110014393. The next prime is 121110014411. The reversal of 121110014399 is 993410011121.

It is a cyclic number.

It is not a de Polignac number, because 121110014399 - 2²⁸ = 120841578943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121110014393) 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, 1345589 + ... + 1432769.

It is an arithmetic number, because the mean of its divisors is an integer number (8436427776).

Almost surely, 2^121110014399 is an apocalyptic number.

121110014399 is a deficient number, since it is larger than the sum of its proper divisors (13872830017).

121110014399 is a wasteful number, since it uses less digits than its factorization.

121110014399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89926.

The product of its (nonzero) digits is 1944, while the sum is 32.

The spelling of 121110014399 in words is "one hundred twenty-one billion, one hundred ten million, fourteen thousand, three hundred ninety-nine".