1322420061252 has 24 divisors (see below), whose sum is σ = 3089460981600. Its totient is φ = 440261805376.

The previous prime is 1322420061247. The next prime is 1322420061253. The reversal of 1322420061252 is 2521600242231.

It is not an unprimeable number, because it can be changed into a prime (1322420061253) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 68100102 + ... + 68119517.

It is an arithmetic number, because the mean of its divisors is an integer number (128727540900).

Almost surely, 2^{1322420061252} is an apocalyptic number.

1322420061252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1322420061252 is an abundant number, since it is smaller than the sum of its proper divisors (1767040920348).

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

1322420061252 is a wasteful number, since it uses less digits than its factorization.

1322420061252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136220435 (or 136220433 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 1322420061252 in words is "one trillion, three hundred twenty-two billion, four hundred twenty million, sixty-one thousand, two hundred fifty-two".