212303322022 has 16 divisors (see below), whose sum is σ = 347412535632. Its totient is φ = 96499537920.

The previous prime is 212303321987. The next prime is 212303322047. The reversal of 212303322022 is 220223303212.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 212303321984 and 212303322002.

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, 1928038 + ... + 2035174.

It is an arithmetic number, because the mean of its divisors is an integer number (21713283477).

Almost surely, 2^212303322022 is an apocalyptic number.

212303322022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

212303322022 is a deficient number, since it is larger than the sum of its proper divisors (135109213610).

212303322022 is a wasteful number, since it uses less digits than its factorization.

212303322022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197223.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 212303322022 its reverse (220223303212), we get a palindrome (432526625234).

The spelling of 212303322022 in words is "two hundred twelve billion, three hundred three million, three hundred twenty-two thousand, twenty-two".