100220120211 has 16 divisors (see below), whose sum is σ = 140666912640. Its totient is φ = 63293725440.

The previous prime is 100220120197. The next prime is 100220120227. The reversal of 100220120211 is 112021022001.

It is not a de Polignac number, because 100220120211 - 2⁷ = 100220120083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100220140211) 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, 1676116 + ... + 1734878.

It is an arithmetic number, because the mean of its divisors is an integer number (8791682040).

Almost surely, 2^100220120211 is an apocalyptic number.

100220120211 is a deficient number, since it is larger than the sum of its proper divisors (40446792429).

100220120211 is a wasteful number, since it uses less digits than its factorization.

100220120211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88706.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 100220120211 its reverse (112021022001), we get a palindrome (212241142212).

The spelling of 100220120211 in words is "one hundred billion, two hundred twenty million, one hundred twenty thousand, two hundred eleven".