121340232300431 has 8 divisors (see below), whose sum is σ = 121757477214240. Its totient is φ = 120923008573792.

The previous prime is 121340232300421. The next prime is 121340232300517. The reversal of 121340232300431 is 134003232043121.

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 121340232300431 - 2¹⁸ = 121340232038287 is a prime.

It is a super-2 number, since 2×121340232300431² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121340232300394 and 121340232300403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121340232300421) 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, 6220001 + ... + 16774053.

It is an arithmetic number, because the mean of its divisors is an integer number (15219684651780).

Almost surely, 2^{121340232300431} is an apocalyptic number.

121340232300431 is a deficient number, since it is larger than the sum of its proper divisors (417244913809).

121340232300431 is a wasteful number, since it uses less digits than its factorization.

121340232300431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10593585.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 121340232300431 its reverse (134003232043121), we get a palindrome (255343464343552).

The spelling of 121340232300431 in words is "one hundred twenty-one trillion, three hundred forty billion, two hundred thirty-two million, three hundred thousand, four hundred thirty-one".