100021002211 has 16 divisors (see below), whose sum is σ = 108201955680. Its totient is φ = 91910557440.

The previous prime is 100021002209. The next prime is 100021002223. The reversal of 100021002211 is 112200120001.

It is not a de Polignac number, because 100021002211 - 2¹ = 100021002209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100021002251) 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, 2615716 + ... + 2653678.

It is an arithmetic number, because the mean of its divisors is an integer number (6762622230).

Almost surely, 2^100021002211 is an apocalyptic number.

100021002211 is a deficient number, since it is larger than the sum of its proper divisors (8180953469).

100021002211 is a wasteful number, since it uses less digits than its factorization.

100021002211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38886.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 100021002211 its reverse (112200120001), we get a palindrome (212221122212).

The spelling of 100021002211 in words is "one hundred billion, twenty-one million, two thousand, two hundred eleven".