1322120032 has 12 divisors (see below), whose sum is σ = 2602923876. Its totient is φ = 661060000.

The previous prime is 1322120027. The next prime is 1322120053. The reversal of 1322120032 is 2300212231.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 1322119988 and 1322120015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20658094 + ... + 20658157.

It is an arithmetic number, because the mean of its divisors is an integer number (216910323).

Almost surely, 2^1322120032 is an apocalyptic number.

It is an amenable number.

1322120032 is a deficient number, since it is larger than the sum of its proper divisors (1280803844).

1322120032 is an equidigital number, since it uses as much as digits as its factorization.

1322120032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41316261 (or 41316253 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1322120032 is about 36360.9685239544. The cubic root of 1322120032 is about 1097.5482673445.

Adding to 1322120032 its reverse (2300212231), we get a palindrome (3622332263).

The spelling of 1322120032 in words is "one billion, three hundred twenty-two million, one hundred twenty thousand, thirty-two".