121023329990 has 8 divisors (see below), whose sum is σ = 217841994000. Its totient is φ = 48409331992.

The previous prime is 121023329951. The next prime is 121023330019. The reversal of 121023329990 is 99923320121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6051166490 + ... + 6051166509.

It is an arithmetic number, because the mean of its divisors is an integer number (27230249250).

Almost surely, 2^121023329990 is an apocalyptic number.

121023329990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121023329990 is a deficient number, since it is larger than the sum of its proper divisors (96818664010).

121023329990 is a wasteful number, since it uses less digits than its factorization.

121023329990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12102333006.

The product of its (nonzero) digits is 52488, while the sum is 41.

The spelling of 121023329990 in words is "one hundred twenty-one billion, twenty-three million, three hundred twenty-nine thousand, nine hundred ninety".