22215542212304 has 240 divisors, whose sum is σ = 52251541062336. Its totient is φ = 9115303680000.

The previous prime is 22215542212273. The next prime is 22215542212313. The reversal of 22215542212304 is 40321224551222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 604305284 + ... + 604342044.

Almost surely, 2^{22215542212304} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22215542212304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26125770531168).

22215542212304 is an abundant number, since it is smaller than the sum of its proper divisors (30035998850032).

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

22215542212304 is a wasteful number, since it uses less digits than its factorization.

22215542212304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37154 (or 37141 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 22215542212304 its reverse (40321224551222), we get a palindrome (62536766763526).

The spelling of 22215542212304 in words is "twenty-two trillion, two hundred fifteen billion, five hundred forty-two million, two hundred twelve thousand, three hundred four".