1223332100012 has 48 divisors (see below), whose sum is σ = 2364129960192. Its totient is φ = 549235068480.

The previous prime is 1223332099919. The next prime is 1223332100021. The reversal of 1223332100012 is 2100012333221.

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, 16993358 + ... + 17065194.

It is an arithmetic number, because the mean of its divisors is an integer number (49252707504).

Almost surely, 2^{1223332100012} is an apocalyptic number.

It is an amenable number.

1223332100012 is a deficient number, since it is larger than the sum of its proper divisors (1140797860180).

1223332100012 is a wasteful number, since it uses less digits than its factorization.

1223332100012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76598 (or 76596 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1223332100012 its reverse (2100012333221), we get a palindrome (3323344433233).

The spelling of 1223332100012 in words is "one trillion, two hundred twenty-three billion, three hundred thirty-two million, one hundred thousand, twelve".