1322330142 has 32 divisors (see below), whose sum is σ = 3200262912. Its totient is φ = 355584384.

The previous prime is 1322330117. The next prime is 1322330153. The reversal of 1322330142 is 2410332231.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 925288 + ... + 926715.

It is an arithmetic number, because the mean of its divisors is an integer number (100008216).

Almost surely, 2^1322330142 is an apocalyptic number.

1322330142 is an abundant number, since it is smaller than the sum of its proper divisors (1877932770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1322330142 is a wasteful number, since it uses less digits than its factorization.

1322330142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1852032.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1322330142 is about 36363.8576336450. The cubic root of 1322330142 is about 1097.6064046911.

Adding to 1322330142 its reverse (2410332231), we get a palindrome (3732662373).

It can be divided in two parts, 13223 and 30142, that added together give a triangular number (43365 = T₂₉₄).

The spelling of 1322330142 in words is "one billion, three hundred twenty-two million, three hundred thirty thousand, one hundred forty-two".