121502305532 has 12 divisors (see below), whose sum is σ = 212660218680. Its totient is φ = 60742243056.

The previous prime is 121502305523. The next prime is 121502305537. The reversal of 121502305532 is 235503205121.

121502305532 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 121502305495 and 121502305504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121502305537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2196698 + ... + 2251329.

It is an arithmetic number, because the mean of its divisors is an integer number (17721684890).

Almost surely, 2^121502305532 is an apocalyptic number.

It is an amenable number.

121502305532 is a deficient number, since it is larger than the sum of its proper divisors (91157913148).

121502305532 is a wasteful number, since it uses less digits than its factorization.

121502305532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4454860 (or 4454858 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

The spelling of 121502305532 in words is "one hundred twenty-one billion, five hundred two million, three hundred five thousand, five hundred thirty-two".