121303400132024 has 64 divisors (see below), whose sum is σ = 249187919840640. Its totient is φ = 54901023269760.

The previous prime is 121303400132003. The next prime is 121303400132069. The reversal of 121303400132024 is 420231004303121.

It is a junction number, because it is equal to n+sod(n) for n = 121303400131984 and 121303400132002.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 30686162 + ... + 34412894.

It is an arithmetic number, because the mean of its divisors is an integer number (3893561247510).

Almost surely, 2^{121303400132024} is an apocalyptic number.

It is an amenable number.

121303400132024 is an abundant number, since it is smaller than the sum of its proper divisors (127884519708616).

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

121303400132024 is a wasteful number, since it uses less digits than its factorization.

121303400132024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3728340 (or 3728336 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 121303400132024 its reverse (420231004303121), we get a palindrome (541534404435145).

The spelling of 121303400132024 in words is "one hundred twenty-one trillion, three hundred three billion, four hundred million, one hundred thirty-two thousand, twenty-four".