1011201310291 has 8 divisors (see below), whose sum is σ = 1041473103264. Its totient is φ = 981084360960.

The previous prime is 1011201310279. The next prime is 1011201310297. The reversal of 1011201310291 is 1920131021101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1011201310291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011201310297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38697655 + ... + 38723776.

It is an arithmetic number, because the mean of its divisors is an integer number (130184137908).

Almost surely, 2^{1011201310291} is an apocalyptic number.

1011201310291 is a deficient number, since it is larger than the sum of its proper divisors (30271792973).

1011201310291 is an equidigital number, since it uses as much as digits as its factorization.

1011201310291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77421821.

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

Adding to 1011201310291 its reverse (1920131021101), we get a palindrome (2931332331392).

The spelling of 1011201310291 in words is "one trillion, eleven billion, two hundred one million, three hundred ten thousand, two hundred ninety-one".