211122101111022 has 16 divisors (see below), whose sum is σ = 469160224691280. Its totient is φ = 70374033703656.

The previous prime is 211122101110981. The next prime is 211122101111041. The reversal of 211122101111022 is 220111101221112.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 211122101110986 and 211122101111004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1954834269493 + ... + 1954834269600.

It is an arithmetic number, because the mean of its divisors is an integer number (29322514043205).

Almost surely, 2^{211122101111022} is an apocalyptic number.

211122101111022 is an abundant number, since it is smaller than the sum of its proper divisors (258038123580258).

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

211122101111022 is a wasteful number, since it uses less digits than its factorization.

211122101111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3909668539104 (or 3909668539098 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 211122101111022 its reverse (220111101221112), we get a palindrome (431233202332134).

The spelling of 211122101111022 in words is "two hundred eleven trillion, one hundred twenty-two billion, one hundred one million, one hundred eleven thousand, twenty-two".