2101013311 has 2 divisors, whose sum is σ = 2101013312. Its totient is φ = 2101013310.

The previous prime is 2101013297. The next prime is 2101013329. The reversal of 2101013311 is 1133101012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2101013311 - 2¹³ = 2101005119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2101013291 and 2101013300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2101013381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050506655 + 1050506656.

It is an arithmetic number, because the mean of its divisors is an integer number (1050506656).

Almost surely, 2^2101013311 is an apocalyptic number.

2101013311 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101013311 is an equidigital number, since it uses as much as digits as its factorization.

2101013311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 2101013311 is about 45836.8117455828. The cubic root of 2101013311 is about 1280.7851040821.

Adding to 2101013311 its reverse (1133101012), we get a palindrome (3234114323).

The spelling of 2101013311 in words is "two billion, one hundred one million, thirteen thousand, three hundred eleven".