121692000499 has 16 divisors (see below), whose sum is σ = 123318733824. Its totient is φ = 120074644800.

The previous prime is 121692000487. The next prime is 121692000503. The reversal of 121692000499 is 994000296121.

It is a cyclic number.

It is not a de Polignac number, because 121692000499 - 2²⁷ = 121557782771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121692000799) 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, 49852119 + ... + 49854559.

It is an arithmetic number, because the mean of its divisors is an integer number (7707420864).

Almost surely, 2^121692000499 is an apocalyptic number.

121692000499 is a deficient number, since it is larger than the sum of its proper divisors (1626733325).

121692000499 is a wasteful number, since it uses less digits than its factorization.

With its successor (121692000500) it forms an eRAP, since the sums of their prime factors are consecutive (4098 and 4099).

121692000499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4098.

The product of its (nonzero) digits is 69984, while the sum is 43.

The spelling of 121692000499 in words is "one hundred twenty-one billion, six hundred ninety-two million, four hundred ninety-nine", and thus it is an aban number.