1213123233002 has 4 divisors (see below), whose sum is σ = 1819684849506. Its totient is φ = 606561616500.

The previous prime is 1213123232977. The next prime is 1213123233029. The reversal of 1213123233002 is 2003323213121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1144688149801 + 68435083201 = 1069901^2 + 261601^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303280808249 + ... + 303280808252.

Almost surely, 2^{1213123233002} is an apocalyptic number.

1213123233002 is a deficient number, since it is larger than the sum of its proper divisors (606561616504).

1213123233002 is an equidigital number, since it uses as much as digits as its factorization.

1213123233002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606561616503.

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

Adding to 1213123233002 its reverse (2003323213121), we get a palindrome (3216446446123).

The spelling of 1213123233002 in words is "one trillion, two hundred thirteen billion, one hundred twenty-three million, two hundred thirty-three thousand, two".