121042131324003 has 32 divisors (see below), whose sum is σ = 188823195411200. Its totient is φ = 76421929636800.

The previous prime is 121042131323857. The next prime is 121042131324007. The reversal of 121042131324003 is 300423131240121.

121042131324003 is a `hidden beast` number, since 1 + 2 + 10 + 4 + 213 + 1 + 32 + 400 + 3 = 666.

It is not a de Polignac number, because 121042131324003 - 2¹⁴ = 121042131307619 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121042131324007) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 38184658 + ... + 41232903.

It is an arithmetic number, because the mean of its divisors is an integer number (5900724856600).

Almost surely, 2^{121042131324003} is an apocalyptic number.

121042131324003 is a deficient number, since it is larger than the sum of its proper divisors (67781064087197).

121042131324003 is a wasteful number, since it uses less digits than its factorization.

121042131324003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79420560 (or 79420554 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 121042131324003 its reverse (300423131240121), we get a palindrome (421465262564124).

The spelling of 121042131324003 in words is "one hundred twenty-one trillion, forty-two billion, one hundred thirty-one million, three hundred twenty-four thousand, three".