22241021312004 has 48 divisors (see below), whose sum is σ = 56665400553216. Its totient is φ = 6733525837600.

The previous prime is 22241021311979. The next prime is 22241021312017. The reversal of 22241021312004 is 40021312014222.

It is a super-2 number, since 2×22241021312004² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77075322 + ... + 77363345.

It is an arithmetic number, because the mean of its divisors is an integer number (1180529178192).

Almost surely, 2^{22241021312004} is an apocalyptic number.

It is an amenable number.

22241021312004 is an abundant number, since it is smaller than the sum of its proper divisors (34424379241212).

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

22241021312004 is a wasteful number, since it uses less digits than its factorization.

22241021312004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154439776 (or 154439774 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 22241021312004 its reverse (40021312014222), we get a palindrome (62262333326226).

The spelling of 22241021312004 in words is "twenty-two trillion, two hundred forty-one billion, twenty-one million, three hundred twelve thousand, four".