1322001142 has 16 divisors (see below), whose sum is σ = 2472314112. Its totient is φ = 515065320.

The previous prime is 1322001139. The next prime is 1322001151. The reversal of 1322001142 is 2411002231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4292058 + ... + 4292365.

It is an arithmetic number, because the mean of its divisors is an integer number (154519632).

Almost surely, 2^1322001142 is an apocalyptic number.

1322001142 is a deficient number, since it is larger than the sum of its proper divisors (1150312970).

1322001142 is a wasteful number, since it uses less digits than its factorization.

1322001142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8584443.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1322001142 is about 36359.3336297573. Note that the first 3 decimals coincide. The cubic root of 1322001142 is about 1097.5153678039.

Adding to 1322001142 its reverse (2411002231), we get a palindrome (3733003373).

The spelling of 1322001142 in words is "one billion, three hundred twenty-two million, one thousand, one hundred forty-two".