1223223001504 has 48 divisors (see below), whose sum is σ = 2754364652928. Its totient is φ = 523835972352.

The previous prime is 1223223001493. The next prime is 1223223001537. The reversal of 1223223001504 is 4051003223221.

It is a super-2 number, since 2×1223223001504² (a number of 25 digits) contains 22 as substring.

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, 1803607 + ... + 2387350.

It is an arithmetic number, because the mean of its divisors is an integer number (57382596936).

Almost surely, 2^{1223223001504} is an apocalyptic number.

1223223001504 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1223223001504 is an abundant number, since it is smaller than the sum of its proper divisors (1531141651424).

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

1223223001504 is a wasteful number, since it uses less digits than its factorization.

1223223001504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4192277 (or 4192269 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 1223223001504 its reverse (4051003223221), we get a palindrome (5274226224725).

The spelling of 1223223001504 in words is "one trillion, two hundred twenty-three billion, two hundred twenty-three million, one thousand, five hundred four".