100120012211 has 16 divisors (see below), whose sum is σ = 108499653504. Its totient is φ = 92018070144.

The previous prime is 100120012171. The next prime is 100120012271. The reversal of 100120012211 is 112210021001.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100120012211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100120012192 and 100120012201.

It is not an unprimeable number, because it can be changed into a prime (100120012271) 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, 3807836 + ... + 3834038.

It is an arithmetic number, because the mean of its divisors is an integer number (6781228344).

Almost surely, 2^100120012211 is an apocalyptic number.

100120012211 is a deficient number, since it is larger than the sum of its proper divisors (8379641293).

100120012211 is a wasteful number, since it uses less digits than its factorization.

100120012211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31490.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100120012211 its reverse (112210021001), we get a palindrome (212330033212).

The spelling of 100120012211 in words is "one hundred billion, one hundred twenty million, twelve thousand, two hundred eleven".