1002240304431 has 32 divisors (see below), whose sum is σ = 1400784193536. Its totient is φ = 636666480000.

The previous prime is 1002240304427. The next prime is 1002240304441. The reversal of 1002240304431 is 1344030422001.

It is not a de Polignac number, because 1002240304431 - 2² = 1002240304427 is a prime.

It is a super-2 number, since 2×1002240304431² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002240304441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1405380 + ... + 1994886.

It is an arithmetic number, because the mean of its divisors is an integer number (43774506048).

Almost surely, 2^{1002240304431} is an apocalyptic number.

1002240304431 is a deficient number, since it is larger than the sum of its proper divisors (398543889105).

1002240304431 is a wasteful number, since it uses less digits than its factorization.

1002240304431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589823.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1002240304431 its reverse (1344030422001), we get a palindrome (2346270726432).

The spelling of 1002240304431 in words is "one trillion, two billion, two hundred forty million, three hundred four thousand, four hundred thirty-one".