1322252401142 has 4 divisors (see below), whose sum is σ = 1983378601716. Its totient is φ = 661126200570.

The previous prime is 1322252401139. The next prime is 1322252401157. The reversal of 1322252401142 is 2411042522231.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330563100284 + ... + 330563100287.

It is an arithmetic number, because the mean of its divisors is an integer number (495844650429).

Almost surely, 2^{1322252401142} is an apocalyptic number.

1322252401142 is a deficient number, since it is larger than the sum of its proper divisors (661126200574).

1322252401142 is an equidigital number, since it uses as much as digits as its factorization.

1322252401142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661126200573.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 1322252401142 its reverse (2411042522231), we get a palindrome (3733294923373).

The spelling of 1322252401142 in words is "one trillion, three hundred twenty-two billion, two hundred fifty-two million, four hundred one thousand, one hundred forty-two".