1142321364231 has 16 divisors (see below), whose sum is σ = 1525003155456. Its totient is φ = 760593998016.

The previous prime is 1142321364169. The next prime is 1142321364263. The reversal of 1142321364231 is 1324631232411.

It is not a de Polignac number, because 1142321364231 - 2³⁰ = 1141247622407 is a prime.

It is a super-2 number, since 2×1142321364231² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1142321364192 and 1142321364201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142321364271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11239066 + ... + 11340248.

It is an arithmetic number, because the mean of its divisors is an integer number (95312697216).

Almost surely, 2^{1142321364231} is an apocalyptic number.

1142321364231 is a deficient number, since it is larger than the sum of its proper divisors (382681791225).

1142321364231 is a wasteful number, since it uses less digits than its factorization.

1142321364231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105862.

The product of its digits is 20736, while the sum is 33.

Adding to 1142321364231 its reverse (1324631232411), we get a palindrome (2466952596642).

The spelling of 1142321364231 in words is "one trillion, one hundred forty-two billion, three hundred twenty-one million, three hundred sixty-four thousand, two hundred thirty-one".