1232453402223 has 16 divisors (see below), whose sum is σ = 1666680576000. Its totient is φ = 810006674400.

The previous prime is 1232453402197. The next prime is 1232453402251. The reversal of 1232453402223 is 3222043542321.

It is not a de Polignac number, because 1232453402223 - 2⁸ = 1232453401967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232453402273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9404703 + ... + 9534848.

It is an arithmetic number, because the mean of its divisors is an integer number (104167536000).

Almost surely, 2^{1232453402223} is an apocalyptic number.

1232453402223 is a deficient number, since it is larger than the sum of its proper divisors (434227173777).

1232453402223 is a wasteful number, since it uses less digits than its factorization.

1232453402223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18939862.

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 1232453402223 its reverse (3222043542321), we get a palindrome (4454496944544).

The spelling of 1232453402223 in words is "one trillion, two hundred thirty-two billion, four hundred fifty-three million, four hundred two thousand, two hundred twenty-three".