1001231342 has 8 divisors (see below), whose sum is σ = 1503792216. Its totient is φ = 499967272.

The previous prime is 1001231339. The next prime is 1001231347. The reversal of 1001231342 is 2431321001.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1001231342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001231347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322268 + ... + 325359.

It is an arithmetic number, because the mean of its divisors is an integer number (187974027).

Almost surely, 2^1001231342 is an apocalyptic number.

1001231342 is a deficient number, since it is larger than the sum of its proper divisors (502560874).

1001231342 is an equidigital number, since it uses as much as digits as its factorization.

1001231342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648402.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1001231342 is about 31642.2398385449. The cubic root of 1001231342 is about 1000.4102789815.

Adding to 1001231342 its reverse (2431321001), we get a palindrome (3432552343).

The spelling of 1001231342 in words is "one billion, one million, two hundred thirty-one thousand, three hundred forty-two".