121232112131003 has 8 divisors (see below), whose sum is σ = 124588314448416. Its totient is φ = 117894925124800.

The previous prime is 121232112130973. The next prime is 121232112131021. The reversal of 121232112131003 is 300131211232121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121232112131003 - 2²⁰ = 121232111082427 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 121232112131003.

It is not an unprimeable number, because it can be changed into a prime (121232112731003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4753814876 + ... + 4753840377.

It is an arithmetic number, because the mean of its divisors is an integer number (15573539306052).

Almost surely, 2^{121232112131003} is an apocalyptic number.

121232112131003 is a deficient number, since it is larger than the sum of its proper divisors (3356202317413).

121232112131003 is an equidigital number, since it uses as much as digits as its factorization.

121232112131003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9507655605.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 121232112131003 its reverse (300131211232121), we get a palindrome (421363323363124).

The spelling of 121232112131003 in words is "one hundred twenty-one trillion, two hundred thirty-two billion, one hundred twelve million, one hundred thirty-one thousand, three".