1222603631352 has 128 divisors (see below), whose sum is σ = 3587530176000. Its totient is φ = 389815522272.

The previous prime is 1222603631311. The next prime is 1222603631363. The reversal of 1222603631352 is 2531363062221.

1222603631352 is a `hidden beast` number, since 1 + 2 + 2 + 260 + 36 + 313 + 52 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 1116702 + ... + 1921517.

It is an arithmetic number, because the mean of its divisors is an integer number (28027579500).

Almost surely, 2^{1222603631352} is an apocalyptic number.

1222603631352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1222603631352 is an abundant number, since it is smaller than the sum of its proper divisors (2364926544648).

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

1222603631352 is an equidigital number, since it uses as much as digits as its factorization.

1222603631352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3038269 (or 3038247 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

Adding to 1222603631352 its reverse (2531363062221), we get a palindrome (3753966693573).

The spelling of 1222603631352 in words is "one trillion, two hundred twenty-two billion, six hundred three million, six hundred thirty-one thousand, three hundred fifty-two".