100220012111 has 8 divisors (see below), whose sum is σ = 100839441024. Its totient is φ = 99600813400.

The previous prime is 100220012083. The next prime is 100220012117. The reversal of 100220012111 is 111210022001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100220012111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100220012092 and 100220012101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100220012117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 860936 + ... + 970386.

It is an arithmetic number, because the mean of its divisors is an integer number (12604930128).

Almost surely, 2^100220012111 is an apocalyptic number.

100220012111 is a deficient number, since it is larger than the sum of its proper divisors (619428913).

100220012111 is a wasteful number, since it uses less digits than its factorization.

100220012111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115101.

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

Adding to 100220012111 its reverse (111210022001), we get a palindrome (211430034112).

The spelling of 100220012111 in words is "one hundred billion, two hundred twenty million, twelve thousand, one hundred eleven".