121673997124 has 27 divisors (see below), whose sum is σ = 222619169983. Its totient is φ = 58184237672.

The previous prime is 121673997073. The next prime is 121673997131. The reversal of 121673997124 is 421799376121.

The square root of 121673997124 is 348818.

It is a perfect power (a square), and thus also a powerful number.

121673997124 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×121673997124² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 16041837 + ... + 16049419.

Almost surely, 2^121673997124 is an apocalyptic number.

121673997124 is the 348818-th square number.

It is an amenable number.

121673997124 is a deficient number, since it is larger than the sum of its proper divisors (100945172859).

121673997124 is an frugal number, since it uses more digits than its factorization.

121673997124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15216 (or 7608 counting only the distinct ones).

The product of its digits is 1143072, while the sum is 52.

The spelling of 121673997124 in words is "one hundred twenty-one billion, six hundred seventy-three million, nine hundred ninety-seven thousand, one hundred twenty-four".