121230023310132 has 72 divisors (see below), whose sum is σ = 311644684262016. Its totient is φ = 36651135312000.

The previous prime is 121230023310113. The next prime is 121230023310133. The reversal of 121230023310132 is 231013320032121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121230023310133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 96232369 + ... + 97483992.

It is an arithmetic number, because the mean of its divisors is an integer number (4328398392528).

Almost surely, 2^{121230023310132} is an apocalyptic number.

121230023310132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121230023310132 is an abundant number, since it is smaller than the sum of its proper divisors (190414660951884).

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

121230023310132 is a wasteful number, since it uses less digits than its factorization.

121230023310132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193716821 (or 193716808 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 121230023310132 its reverse (231013320032121), we get a palindrome (352243343342253).

The spelling of 121230023310132 in words is "one hundred twenty-one trillion, two hundred thirty billion, twenty-three million, three hundred ten thousand, one hundred thirty-two".