1322253045420 has 96 divisors (see below), whose sum is σ = 3717854380800. Its totient is φ = 351120864000.

The previous prime is 1322253045401. The next prime is 1322253045473. The reversal of 1322253045420 is 245403522231.

It is a super-2 number, since 2×1322253045420² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 131001894 + ... + 131011986.

It is an arithmetic number, because the mean of its divisors is an integer number (38727649800).

Almost surely, 2^{1322253045420} is an apocalyptic number.

1322253045420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1322253045420 is an abundant number, since it is smaller than the sum of its proper divisors (2395601335380).

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

1322253045420 is a wasteful number, since it uses less digits than its factorization.

1322253045420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19055 (or 19053 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 1322253045420 its reverse (245403522231), we get a palindrome (1567656567651).

The spelling of 1322253045420 in words is "one trillion, three hundred twenty-two billion, two hundred fifty-three million, forty-five thousand, four hundred twenty".