1010320002191 has 6 divisors (see below), whose sum is σ = 1056156827040. Its totient is φ = 966393045068.

The previous prime is 1010320002187. The next prime is 1010320002217. The reversal of 1010320002191 is 1912000230101.

It is not a de Polignac number, because 1010320002191 - 2² = 1010320002187 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 (1010320092191) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 954933311 + ... + 954934368.

It is an arithmetic number, because the mean of its divisors is an integer number (176026137840).

Almost surely, 2^{1010320002191} is an apocalyptic number.

1010320002191 is a deficient number, since it is larger than the sum of its proper divisors (45836824849).

1010320002191 is an equidigital number, since it uses as much as digits as its factorization.

1010320002191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1909867725 (or 1909867702 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 1010320002191 its reverse (1912000230101), we get a palindrome (2922320232292).

The spelling of 1010320002191 in words is "one trillion, ten billion, three hundred twenty million, two thousand, one hundred ninety-one".