1223332100123 has 24 divisors (see below), whose sum is σ = 1430697013200. Its totient is φ = 1042957859328.

The previous prime is 1223332100119. The next prime is 1223332100129. The reversal of 1223332100123 is 3210012333221.

It is not a de Polignac number, because 1223332100123 - 2² = 1223332100119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1223332100129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6830543 + ... + 7007351.

It is an arithmetic number, because the mean of its divisors is an integer number (59612375550).

Almost surely, 2^{1223332100123} is an apocalyptic number.

1223332100123 is a deficient number, since it is larger than the sum of its proper divisors (207364913077).

1223332100123 is a wasteful number, since it uses less digits than its factorization.

1223332100123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177579 (or 177572 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1223332100123 its reverse (3210012333221), we get a palindrome (4433344433344).

The spelling of 1223332100123 in words is "one trillion, two hundred twenty-three billion, three hundred thirty-two million, one hundred thousand, one hundred twenty-three".