121320311332032 has 84 divisors (see below), whose sum is σ = 348251908722120. Its totient is φ = 40380894124032.

The previous prime is 121320311332013. The next prime is 121320311332043. The reversal of 121320311332032 is 230233113023121.

121320311332032 is a `hidden beast` number, since 1 + 2 + 1 + 3 + 20 + 311 + 3 + 320 + 3 + 2 = 666.

It is a super-2 number, since 2×121320311332032² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121320311331987 and 121320311332005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 153798057 + ... + 154584872.

Almost surely, 2^{121320311332032} is an apocalyptic number.

121320311332032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121320311332032 is an abundant number, since it is smaller than the sum of its proper divisors (226931597390088).

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

121320311332032 is a wasteful number, since it uses less digits than its factorization.

121320311332032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308383630 (or 308383617 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 121320311332032 its reverse (230233113023121), we get a palindrome (351553424355153).

The spelling of 121320311332032 in words is "one hundred twenty-one trillion, three hundred twenty billion, three hundred eleven million, three hundred thirty-two thousand, thirty-two".