211120012101 has 32 divisors (see below), whose sum is σ = 298530432000. Its totient is φ = 132479331840.

The previous prime is 211120012091. The next prime is 211120012111. The reversal of 211120012101 is 101210021112.

It is an interprime number because it is at equal distance from previous prime (211120012091) and next prime (211120012111).

It is not a de Polignac number, because 211120012101 - 2²³ = 211111623493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211120012111) 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, 11859115 + ... + 11876903.

It is an arithmetic number, because the mean of its divisors is an integer number (9329076000).

Almost surely, 2^211120012101 is an apocalyptic number.

It is an amenable number.

211120012101 is a deficient number, since it is larger than the sum of its proper divisors (87410419899).

211120012101 is a wasteful number, since it uses less digits than its factorization.

211120012101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21309.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 211120012101 its reverse (101210021112), we get a palindrome (312330033213).

The spelling of 211120012101 in words is "two hundred eleven billion, one hundred twenty million, twelve thousand, one hundred one".