211120120122 has 16 divisors (see below), whose sum is σ = 422383943520. Its totient is φ = 70349422832.

The previous prime is 211120120121. The next prime is 211120120171. The reversal of 211120120122 is 221021021112.

It is not an unprimeable number, because it can be changed into a prime (211120120121) 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, 5968533 + ... + 6003800.

It is an arithmetic number, because the mean of its divisors is an integer number (26398996470).

Almost surely, 2^211120120122 is an apocalyptic number.

211120120122 is an abundant number, since it is smaller than the sum of its proper divisors (211263823398).

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

211120120122 is a wasteful number, since it uses less digits than its factorization.

211120120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11975277.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 211120120122 its reverse (221021021112), we get a palindrome (432141141234).

The spelling of 211120120122 in words is "two hundred eleven billion, one hundred twenty million, one hundred twenty thousand, one hundred twenty-two".