12221341043004 has 48 divisors (see below), whose sum is σ = 32204383822240. Its totient is φ = 4006997061120.

The previous prime is 12221341042987. The next prime is 12221341043059. The reversal of 12221341043004 is 40034014312221.

12221341043004 is a `hidden beast` number, since 1 + 2 + 2 + 213 + 4 + 10 + 430 + 0 + 4 = 666.

It is a super-2 number, since 2×12221341043004² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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, 927539029 + ... + 927552204.

Almost surely, 2^{12221341043004} is an apocalyptic number.

It is an amenable number.

12221341043004 is an abundant number, since it is smaller than the sum of its proper divisors (19983042779236).

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

12221341043004 is a wasteful number, since it uses less digits than its factorization.

12221341043004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1855091307 (or 1855091299 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 12221341043004 its reverse (40034014312221), we get a palindrome (52255355355225).

The spelling of 12221341043004 in words is "twelve trillion, two hundred twenty-one billion, three hundred forty-one million, forty-three thousand, four".