1100021313311 has 2 divisors, whose sum is σ = 1100021313312. Its totient is φ = 1100021313310.

The previous prime is 1100021313299. The next prime is 1100021313331. The reversal of 1100021313311 is 1133131200011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100021313311 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1100021313311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100021313331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550010656655 + 550010656656.

It is an arithmetic number, because the mean of its divisors is an integer number (550010656656).

Almost surely, 2^{1100021313311} is an apocalyptic number.

1100021313311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100021313311 is an equidigital number, since it uses as much as digits as its factorization.

1100021313311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 1100021313311 its reverse (1133131200011), we get a palindrome (2233152513322).

The spelling of 1100021313311 in words is "one trillion, one hundred billion, twenty-one million, three hundred thirteen thousand, three hundred eleven".