211022221011022 has 4 divisors (see below), whose sum is σ = 316533331516536. Its totient is φ = 105511110505510.

The previous prime is 211022221010987. The next prime is 211022221011031. The reversal of 211022221011022 is 220110122220112.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×211022221011022² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52755555252754 + ... + 52755555252757.

It is an arithmetic number, because the mean of its divisors is an integer number (79133332879134).

Almost surely, 2^{211022221011022} is an apocalyptic number.

211022221011022 is a deficient number, since it is larger than the sum of its proper divisors (105511110505514).

211022221011022 is a wasteful number, since it uses less digits than its factorization.

211022221011022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105511110505513.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 211022221011022 its reverse (220110122220112), we get a palindrome (431132343231134).

The spelling of 211022221011022 in words is "two hundred eleven trillion, twenty-two billion, two hundred twenty-one million, eleven thousand, twenty-two".