211120122 has 16 divisors (see below), whose sum is σ = 423440640. Its totient is φ = 70173312.

The previous prime is 211120109. The next prime is 211120139. The reversal of 211120122 is 221021112.

It is a junction number, because it is equal to n+sod(n) for n = 211120098 and 211120107.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47722 + ... + 51957.

It is an arithmetic number, because the mean of its divisors is an integer number (26465040).

Almost surely, 2^211120122 is an apocalyptic number.

211120122 is an abundant number, since it is smaller than the sum of its proper divisors (212320518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211120122 is a wasteful number, since it uses less digits than its factorization.

211120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100037.

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

The square root of 211120122 is about 14529.9732277799. The cubic root of 211120122 is about 595.4471341830.

Adding to 211120122 its reverse (221021112), we get a palindrome (432141234).

The spelling of 211120122 in words is "two hundred eleven million, one hundred twenty thousand, one hundred twenty-two".