1322252200 has 48 divisors (see below), whose sum is σ = 3104131680. Its totient is φ = 523757760.

The previous prime is 1322252171. The next prime is 1322252201. The reversal of 1322252200 is 22522231.

It is not an unprimeable number, because it can be changed into a prime (1322252201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11494 + ... + 52693.

It is an arithmetic number, because the mean of its divisors is an integer number (64669410).

Almost surely, 2^1322252200 is an apocalyptic number.

1322252200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1322252200 is an abundant number, since it is smaller than the sum of its proper divisors (1781879480).

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

1322252200 is a wasteful number, since it uses less digits than its factorization.

1322252200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64306 (or 64297 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1322252200 is about 36362.7859218735. The cubic root of 1322252200 is about 1097.5848388918.

Adding to 1322252200 its reverse (22522231), we get a palindrome (1344774431).

The spelling of 1322252200 in words is "one billion, three hundred twenty-two million, two hundred fifty-two thousand, two hundred".