121232230032331 has 32 divisors (see below), whose sum is σ = 134351449030656. Its totient is φ = 108475738800000.

The previous prime is 121232230032301. The next prime is 121232230032341. The reversal of 121232230032331 is 133230032232121.

It is a happy number.

It is not a de Polignac number, because 121232230032331 - 2¹¹ = 121232230030283 is a prime.

It is a super-2 number, since 2×121232230032331² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 121232230032331.

It is not an unprimeable number, because it can be changed into a prime (121232230032301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1758815190 + ... + 1758884116.

It is an arithmetic number, because the mean of its divisors is an integer number (4198482782208).

Almost surely, 2^{121232230032331} is an apocalyptic number.

121232230032331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

121232230032331 is a deficient number, since it is larger than the sum of its proper divisors (13119218998325).

121232230032331 is a wasteful number, since it uses less digits than its factorization.

121232230032331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78363.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 121232230032331 its reverse (133230032232121), we get a palindrome (254462262264452).

The spelling of 121232230032331 in words is "one hundred twenty-one trillion, two hundred thirty-two billion, two hundred thirty million, thirty-two thousand, three hundred thirty-one".