211122110022 has 8 divisors (see below), whose sum is σ = 422244220056. Its totient is φ = 70374036672.

The previous prime is 211122109993. The next prime is 211122110077. The reversal of 211122110022 is 220011221112.

It is a sphenic number, since it is the product of 3 distinct primes.

211122110022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 211122109983 and 211122110010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17593509163 + ... + 17593509174.

It is an arithmetic number, because the mean of its divisors is an integer number (52780527507).

Almost surely, 2^211122110022 is an apocalyptic number.

211122110022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

211122110022 is a wasteful number, since it uses less digits than its factorization.

211122110022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35187018342.

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

Adding to 211122110022 its reverse (220011221112), we get a palindrome (431133331134).

The spelling of 211122110022 in words is "two hundred eleven billion, one hundred twenty-two million, one hundred ten thousand, twenty-two".