2105423222 has 16 divisors (see below), whose sum is σ = 3658741152. Its totient is φ = 889963200.

The previous prime is 2105423219. The next prime is 2105423291. The reversal of 2105423222 is 2223245012.

It is a super-2 number, since 2×2105423222² = 8865613887473722568, which contains 22 as substring.

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, 1029029 + ... + 1031072.

It is an arithmetic number, because the mean of its divisors is an integer number (228671322).

Almost surely, 2^2105423222 is an apocalyptic number.

2105423222 is a deficient number, since it is larger than the sum of its proper divisors (1553317930).

2105423222 is a wasteful number, since it uses less digits than its factorization.

2105423222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2060183.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 2105423222 is about 45884.8909991078. The cubic root of 2105423222 is about 1281.6805769434.

Adding to 2105423222 its reverse (2223245012), we get a palindrome (4328668234).

The spelling of 2105423222 in words is "two billion, one hundred five million, four hundred twenty-three thousand, two hundred twenty-two".