1200032010997 has 4 divisors (see below), whose sum is σ = 1200072390156. Its totient is φ = 1199991631840.

The previous prime is 1200032010971. The next prime is 1200032011001. The reversal of 1200032010997 is 7990102300021.

It is a happy number.

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 912943941361 + 287088069636 = 955481^2 + 535806^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1200032010997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200032019997) 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, 20144968 + ... + 20204449.

It is an arithmetic number, because the mean of its divisors is an integer number (300018097539).

Almost surely, 2^{1200032010997} is an apocalyptic number.

It is an amenable number.

1200032010997 is a deficient number, since it is larger than the sum of its proper divisors (40379159).

1200032010997 is an equidigital number, since it uses as much as digits as its factorization.

1200032010997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40379158.

The product of its (nonzero) digits is 6804, while the sum is 34.

The spelling of 1200032010997 in words is "one trillion, two hundred billion, thirty-two million, ten thousand, nine hundred ninety-seven".