100111020120211 has 32 divisors (see below), whose sum is σ = 107541879120000. Its totient is φ = 92858594476032.

The previous prime is 100111020120131. The next prime is 100111020120229. The reversal of 100111020120211 is 112021020111001.

It is a happy number.

It is not a de Polignac number, because 100111020120211 - 2¹¹ = 100111020118163 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100111020120191 and 100111020120200.

It is not an unprimeable number, because it can be changed into a prime (100111320120211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1768748890 + ... + 1768805488.

It is an arithmetic number, because the mean of its divisors is an integer number (3360683722500).

Almost surely, 2^{100111020120211} is an apocalyptic number.

100111020120211 is a deficient number, since it is larger than the sum of its proper divisors (7430858999789).

100111020120211 is a wasteful number, since it uses less digits than its factorization.

100111020120211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60511.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 100111020120211 its reverse (112021020111001), we get a palindrome (212132040231212).

The spelling of 100111020120211 in words is "one hundred trillion, one hundred eleven billion, twenty million, one hundred twenty thousand, two hundred eleven".