1322422120 has 16 divisors (see below), whose sum is σ = 2975449860. Its totient is φ = 528968832.

The previous prime is 1322422109. The next prime is 1322422121. The reversal of 1322422120 is 212242231.

It can be written as a sum of positive squares in 2 ways, for example, as 1223180676 + 99241444 = 34974^2 + 9962^2 .

It is not an unprimeable number, because it can be changed into a prime (1322422121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16530237 + ... + 16530316.

Almost surely, 2^1322422120 is an apocalyptic number.

1322422120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1322422120 is an abundant number, since it is smaller than the sum of its proper divisors (1653027740).

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

1322422120 is a wasteful number, since it uses less digits than its factorization.

1322422120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33060564 (or 33060560 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1322422120 is about 36365.1223014580. The cubic root of 1322422120 is about 1097.6318530260.

Adding to 1322422120 its reverse (212242231), we get a palindrome (1534664351).

It can be divided in two parts, 13224 and 22120, that added together give a square (35344 = 188²).

The spelling of 1322422120 in words is "one billion, three hundred twenty-two million, four hundred twenty-two thousand, one hundred twenty".