121450023155630 has 48 divisors (see below), whose sum is σ = 237078961994160. Its totient is φ = 44775037891584.

The previous prime is 121450023155623. The next prime is 121450023155641. The reversal of 121450023155630 is 36551320054121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53411267 + ... + 55638686.

It is an arithmetic number, because the mean of its divisors is an integer number (4939145041545).

Almost surely, 2^{121450023155630} is an apocalyptic number.

121450023155630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121450023155630 is a deficient number, since it is larger than the sum of its proper divisors (115628938838530).

121450023155630 is a wasteful number, since it uses less digits than its factorization.

121450023155630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109050645 (or 109050632 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 38.

The spelling of 121450023155630 in words is "one hundred twenty-one trillion, four hundred fifty billion, twenty-three million, one hundred fifty-five thousand, six hundred thirty".