221300311112004 has 24 divisors (see below), whose sum is σ = 516409275281760. Its totient is φ = 73760787129664.

The previous prime is 221300311111961. The next prime is 221300311112039. The reversal of 221300311112004 is 400211113003122.

It is a super-2 number, since 2×221300311112004² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 747751014 + ... + 748046909.

It is an arithmetic number, because the mean of its divisors is an integer number (21517053136740).

Almost surely, 2^{221300311112004} is an apocalyptic number.

It is an amenable number.

221300311112004 is an abundant number, since it is smaller than the sum of its proper divisors (295108964169756).

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

221300311112004 is a wasteful number, since it uses less digits than its factorization.

221300311112004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1495810259 (or 1495810257 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 221300311112004 its reverse (400211113003122), we get a palindrome (621511424115126).

The spelling of 221300311112004 in words is "two hundred twenty-one trillion, three hundred billion, three hundred eleven million, one hundred twelve thousand, four".