100100012211 has 24 divisors (see below), whose sum is σ = 151807216080. Its totient is φ = 63470506176.

The previous prime is 100100012179. The next prime is 100100012213. The reversal of 100100012211 is 112210001001.

It is a happy number.

It is not a de Polignac number, because 100100012211 - 2⁵ = 100100012179 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 100100012193 and 100100012202.

It is not an unprimeable number, because it can be changed into a prime (100100012213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2844640 + ... + 2879613.

It is an arithmetic number, because the mean of its divisors is an integer number (6325300670).

Almost surely, 2^100100012211 is an apocalyptic number.

100100012211 is a deficient number, since it is larger than the sum of its proper divisors (51707203869).

100100012211 is a wasteful number, since it uses less digits than its factorization.

100100012211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5724355 (or 5724352 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 100100012211 its reverse (112210001001), we get a palindrome (212310013212).

The spelling of 100100012211 in words is "one hundred billion, one hundred million, twelve thousand, two hundred eleven".