1200023232229 has 4 divisors (see below), whose sum is σ = 1206653195020. Its totient is φ = 1193393269440.

The previous prime is 1200023232211. The next prime is 1200023232277. The reversal of 1200023232229 is 9222323200021.

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

It can be written as a sum of positive squares in 2 ways, for example, as 135793724004 + 1064229508225 = 368502^2 + 1031615^2 .

It is a cyclic number.

It is not a de Polignac number, because 1200023232229 - 2⁹ = 1200023231717 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1200023232197 and 1200023232206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200023233229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3314981124 + ... + 3314981485.

It is an arithmetic number, because the mean of its divisors is an integer number (301663298755).

Almost surely, 2^{1200023232229} is an apocalyptic number.

It is an amenable number.

1200023232229 is a deficient number, since it is larger than the sum of its proper divisors (6629962791).

1200023232229 is an equidigital number, since it uses as much as digits as its factorization.

1200023232229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6629962790.

The product of its (nonzero) digits is 5184, while the sum is 28.

The spelling of 1200023232229 in words is "one trillion, two hundred billion, twenty-three million, two hundred thirty-two thousand, two hundred twenty-nine".