121120112000 has 64 divisors (see below), whose sum is σ = 301134918240. Its totient is φ = 48448038400.

The previous prime is 121120111999. The next prime is 121120112077. The reversal of 121120112000 is 211021121.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3769004 + ... + 3801003.

Almost surely, 2^121120112000 is an apocalyptic number.

121120112000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121120112000 is an abundant number, since it is smaller than the sum of its proper divisors (180014806240).

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

121120112000 is an frugal number, since it uses more digits than its factorization.

121120112000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7570036 (or 7570014 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 121120112000 its reverse (211021121), we get a palindrome (121331133121).

The spelling of 121120112000 in words is "one hundred twenty-one billion, one hundred twenty million, one hundred twelve thousand".