1322012400204 has 12 divisors (see below), whose sum is σ = 3084695600504. Its totient is φ = 440670800064.

The previous prime is 1322012400199. The next prime is 1322012400251. The reversal of 1322012400204 is 4020042102231.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55083849997 + ... + 55083850020.

Almost surely, 2^{1322012400204} is an apocalyptic number.

It is an amenable number.

1322012400204 is an abundant number, since it is smaller than the sum of its proper divisors (1762683200300).

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

1322012400204 is a wasteful number, since it uses less digits than its factorization.

1322012400204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110167700024 (or 110167700022 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 1322012400204 its reverse (4020042102231), we get a palindrome (5342054502435).

The spelling of 1322012400204 in words is "one trillion, three hundred twenty-two billion, twelve million, four hundred thousand, two hundred four".