212202102022 has 4 divisors (see below), whose sum is σ = 318303153036. Its totient is φ = 106101051010.

The previous prime is 212202102017. The next prime is 212202102043. The reversal of 212202102022 is 220201202212.

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

It is a junction number, because it is equal to n+sod(n) for n = 212202101987 and 212202102005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53050525504 + ... + 53050525507.

It is an arithmetic number, because the mean of its divisors is an integer number (79575788259).

Almost surely, 2^212202102022 is an apocalyptic number.

212202102022 is a deficient number, since it is larger than the sum of its proper divisors (106101051014).

212202102022 is a wasteful number, since it uses less digits than its factorization.

212202102022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106101051013.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 212202102022 its reverse (220201202212), we get a palindrome (432403304234).

The spelling of 212202102022 in words is "two hundred twelve billion, two hundred two million, one hundred two thousand, twenty-two".