211123110022 has 32 divisors (see below), whose sum is σ = 349895700000. Its totient is φ = 94742304000.

The previous prime is 211123110017. The next prime is 211123110031. The reversal of 211123110022 is 220011321112.

It is a junction number, because it is equal to n+sod(n) for n = 211123109978 and 211123110005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 639354 + ... + 911602.

It is an arithmetic number, because the mean of its divisors is an integer number (10934240625).

Almost surely, 2^211123110022 is an apocalyptic number.

211123110022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

211123110022 is a deficient number, since it is larger than the sum of its proper divisors (138772589978).

211123110022 is a wasteful number, since it uses less digits than its factorization.

211123110022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272712.

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

Adding to 211123110022 its reverse (220011321112), we get a palindrome (431134431134).

The spelling of 211123110022 in words is "two hundred eleven billion, one hundred twenty-three million, one hundred ten thousand, twenty-two".