1301431211242 has 8 divisors (see below), whose sum is σ = 1955005013376. Its totient is φ = 649762873452.

The previous prime is 1301431211099. The next prime is 1301431211243. The reversal of 1301431211242 is 2421121341031.

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

It is not an unprimeable number, because it can be changed into a prime (1301431211243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 476364378 + ... + 476367109.

It is an arithmetic number, because the mean of its divisors is an integer number (244375626672).

Almost surely, 2^{1301431211242} is an apocalyptic number.

1301431211242 is a deficient number, since it is larger than the sum of its proper divisors (653573802134).

1301431211242 is an equidigital number, since it uses as much as digits as its factorization.

1301431211242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952732172.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 1301431211242 its reverse (2421121341031), we get a palindrome (3722552552273).

The spelling of 1301431211242 in words is "one trillion, three hundred one billion, four hundred thirty-one million, two hundred eleven thousand, two hundred forty-two".