1223252222504 has 64 divisors (see below), whose sum is σ = 2533139481600. Its totient is φ = 550253136384.

The previous prime is 1223252222477. The next prime is 1223252222519. The reversal of 1223252222504 is 4052222523221.

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, 644684 + ... + 1691780.

It is an arithmetic number, because the mean of its divisors is an integer number (39580304400).

Almost surely, 2^{1223252222504} 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 1223252222504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1266569740800).

1223252222504 is an abundant number, since it is smaller than the sum of its proper divisors (1309887259096).

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

1223252222504 is a wasteful number, since it uses less digits than its factorization.

1223252222504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047402 (or 1047398 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 1223252222504 its reverse (4052222523221), we get a palindrome (5275474745725).

The spelling of 1223252222504 in words is "one trillion, two hundred twenty-three billion, two hundred fifty-two million, two hundred twenty-two thousand, five hundred four".