1101001321291 has 8 divisors (see below), whose sum is σ = 1101696024384. Its totient is φ = 1100306813760.

The previous prime is 1101001321219. The next prime is 1101001321331. The reversal of 1101001321291 is 1921231001011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1101001321291 - 2²⁷ = 1100867103563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101001327291) 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, 12158815 + ... + 12249031.

It is an arithmetic number, because the mean of its divisors is an integer number (137712003048).

Almost surely, 2^{1101001321291} is an apocalyptic number.

1101001321291 is a deficient number, since it is larger than the sum of its proper divisors (694703093).

1101001321291 is an equidigital number, since it uses as much as digits as its factorization.

1101001321291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97781.

The product of its (nonzero) digits is 108, while the sum is 22.

The spelling of 1101001321291 in words is "one trillion, one hundred one billion, one million, three hundred twenty-one thousand, two hundred ninety-one".