101021201112011 has 4 divisors (see below), whose sum is σ = 101021230839024. Its totient is φ = 101021171385000.

The previous prime is 101021201112001. The next prime is 101021201112019. The reversal of 101021201112011 is 110211102120101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101021201112011 - 2¹⁸ = 101021200849867 is a prime.

It is a super-2 number, since 2×101021201112011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101021201112019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8993255 + ... + 16820256.

It is an arithmetic number, because the mean of its divisors is an integer number (25255307709756).

Almost surely, 2^{101021201112011} is an apocalyptic number.

101021201112011 is a deficient number, since it is larger than the sum of its proper divisors (29727013).

101021201112011 is an equidigital number, since it uses as much as digits as its factorization.

101021201112011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29727012.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 101021201112011 its reverse (110211102120101), we get a palindrome (211232303232112).

The spelling of 101021201112011 in words is "one hundred one trillion, twenty-one billion, two hundred one million, one hundred twelve thousand, eleven".