42221004324 has 24 divisors (see below), whose sum is σ = 98863796640. Its totient is φ = 14023936704.

The previous prime is 42221004307. The next prime is 42221004341. The reversal of 42221004324 is 42340012224.

It is an interprime number because it is at equal distance from previous prime (42221004307) and next prime (42221004341).

It is a super-2 number, since 2×42221004324² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42221004294 and 42221004303.

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, 6212889 + ... + 6219680.

It is an arithmetic number, because the mean of its divisors is an integer number (4119324860).

Almost surely, 2^42221004324 is an apocalyptic number.

It is an amenable number.

42221004324 is an abundant number, since it is smaller than the sum of its proper divisors (56642792316).

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

42221004324 is a wasteful number, since it uses less digits than its factorization.

42221004324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12432859 (or 12432857 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 42221004324 its reverse (42340012224), we get a palindrome (84561016548).

The spelling of 42221004324 in words is "forty-two billion, two hundred twenty-one million, four thousand, three hundred twenty-four".