1322121130 has 32 divisors (see below), whose sum is σ = 2602601280. Its totient is φ = 479579520.

The previous prime is 1322121113. The next prime is 1322121133. The reversal of 1322121130 is 311212231.

It is not an unprimeable number, because it can be changed into a prime (1322121133) 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, 30297 + ... + 59683.

It is an arithmetic number, because the mean of its divisors is an integer number (81331290).

Almost surely, 2^1322121130 is an apocalyptic number.

1322121130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1322121130 is a deficient number, since it is larger than the sum of its proper divisors (1280480150).

1322121130 is a wasteful number, since it uses less digits than its factorization.

1322121130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29814.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1322121130 is about 36360.9836225589. The cubic root of 1322121130 is about 1097.5485711766.

Adding to 1322121130 its reverse (311212231), we get a palindrome (1633333361).

The spelling of 1322121130 in words is "one billion, three hundred twenty-two million, one hundred twenty-one thousand, one hundred thirty".