121120102000000 has 112 divisors (see below), whose sum is σ = 301613585781060. Its totient is φ = 48448040000000.

The previous prime is 121120101999997. The next prime is 121120102000033. The reversal of 121120102000000 is 201021121.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 28280026 + ... + 32280025.

Almost surely, 2^{121120102000000} is an apocalyptic number.

121120102000000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121120102000000 is an abundant number, since it is smaller than the sum of its proper divisors (180493483781060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121120102000000 is an frugal number, since it uses more digits than its factorization.

121120102000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60560095 (or 60560058 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 121120102000000 its reverse (201021121), we get a palindrome (121120303021121).

The spelling of 121120102000000 in words is "one hundred twenty-one trillion, one hundred twenty billion, one hundred two million", and thus it is an aban number.