211310120122 has 16 divisors (see below), whose sum is σ = 337115181312. Its totient is φ = 98994133440.

The previous prime is 211310120117. The next prime is 211310120123. The reversal of 211310120122 is 221021013112.

It is a super-3 number, since 3×211310120122³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211310120096 and 211310120105.

It is not an unprimeable number, because it can be changed into a prime (211310120123) 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, 13927404 + ... + 13942567.

It is an arithmetic number, because the mean of its divisors is an integer number (21069698832).

Almost surely, 2^211310120122 is an apocalyptic number.

211310120122 is a deficient number, since it is larger than the sum of its proper divisors (125805061190).

211310120122 is a wasteful number, since it uses less digits than its factorization.

211310120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27870213.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 211310120122 its reverse (221021013112), we get a palindrome (432331133234).

The spelling of 211310120122 in words is "two hundred eleven billion, three hundred ten million, one hundred twenty thousand, one hundred twenty-two".