100021111110211 has 16 divisors (see below), whose sum is σ = 103519039353408. Its totient is φ = 96573623040000.

The previous prime is 100021111110161. The next prime is 100021111110299. The reversal of 100021111110211 is 112011111120001.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100021111110211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100021111110191 and 100021111110200.

It is not an unprimeable number, because it can be changed into a prime (100021118110211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220500906 + ... + 220954048.

It is an arithmetic number, because the mean of its divisors is an integer number (6469939959588).

Almost surely, 2^{100021111110211} is an apocalyptic number.

100021111110211 is a deficient number, since it is larger than the sum of its proper divisors (3497928243197).

100021111110211 is an equidigital number, since it uses as much as digits as its factorization.

100021111110211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508782.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 100021111110211 its reverse (112011111120001), we get a palindrome (212032222230212).

The spelling of 100021111110211 in words is "one hundred trillion, twenty-one billion, one hundred eleven million, one hundred ten thousand, two hundred eleven".