211122120022 has 32 divisors (see below), whose sum is σ = 346163356800. Its totient is φ = 95772905280.

The previous prime is 211122120019. The next prime is 211122120023. The reversal of 211122120022 is 220021221112.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 211122119978 and 211122120005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211122120023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29412898 + ... + 29420074.

It is an arithmetic number, because the mean of its divisors is an integer number (10817604900).

Almost surely, 2^211122120022 is an apocalyptic number.

211122120022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

211122120022 is a deficient number, since it is larger than the sum of its proper divisors (135041236778).

211122120022 is a wasteful number, since it uses less digits than its factorization.

211122120022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9676.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 211122120022 its reverse (220021221112), we get a palindrome (431143341134).

The spelling of 211122120022 in words is "two hundred eleven billion, one hundred twenty-two million, one hundred twenty thousand, twenty-two".