1200145223332 has 24 divisors (see below), whose sum is σ = 2318790997152. Its totient is φ = 538948017600.

The previous prime is 1200145223327. The next prime is 1200145223339. The reversal of 1200145223332 is 2333225410021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1200145223332.

It is not an unprimeable number, because it can be changed into a prime (1200145223339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164309769 + ... + 164317072.

It is an arithmetic number, because the mean of its divisors is an integer number (96616291548).

Almost surely, 2^{1200145223332} is an apocalyptic number.

It is an amenable number.

1200145223332 is a deficient number, since it is larger than the sum of its proper divisors (1118645773820).

1200145223332 is a wasteful number, since it uses less digits than its factorization.

1200145223332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328626939 (or 328626937 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The spelling of 1200145223332 in words is "one trillion, two hundred billion, one hundred forty-five million, two hundred twenty-three thousand, three hundred thirty-two".