1200134245233 has 24 divisors (see below), whose sum is σ = 2030653864800. Its totient is φ = 623446360320.

The previous prime is 1200134245223. The next prime is 1200134245253. The reversal of 1200134245233 is 3325424310021.

It is not a de Polignac number, because 1200134245233 - 2⁴ = 1200134245217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1200134245233.

It is not an unprimeable number, because it can be changed into a prime (1200134245223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 371097408 + ... + 371100641.

It is an arithmetic number, because the mean of its divisors is an integer number (84610577700).

Almost surely, 2^{1200134245233} is an apocalyptic number.

It is an amenable number.

1200134245233 is a deficient number, since it is larger than the sum of its proper divisors (830519619567).

1200134245233 is a wasteful number, since it uses less digits than its factorization.

1200134245233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742198077 (or 742198070 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 1200134245233 its reverse (3325424310021), we get a palindrome (4525558555254).

The spelling of 1200134245233 in words is "one trillion, two hundred billion, one hundred thirty-four million, two hundred forty-five thousand, two hundred thirty-three".