1200675224891 has 4 divisors (see below), whose sum is σ = 1263868657800. Its totient is φ = 1137481791984.

The previous prime is 1200675224873. The next prime is 1200675224897. The reversal of 1200675224891 is 1984225760021.

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

It is a de Polignac number, because none of the positive numbers 2^k-1200675224891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200675224897) 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, 31596716426 + ... + 31596716463.

It is an arithmetic number, because the mean of its divisors is an integer number (315967164450).

Almost surely, 2^{1200675224891} is an apocalyptic number.

1200675224891 is a deficient number, since it is larger than the sum of its proper divisors (63193432909).

1200675224891 is an equidigital number, since it uses as much as digits as its factorization.

1200675224891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63193432908.

The product of its (nonzero) digits is 483840, while the sum is 47.

The spelling of 1200675224891 in words is "one trillion, two hundred billion, six hundred seventy-five million, two hundred twenty-four thousand, eight hundred ninety-one".