1322222199 has 16 divisors (see below), whose sum is σ = 1825373184. Its totient is φ = 850449600.

The previous prime is 1322222197. The next prime is 1322222233. The reversal of 1322222199 is 9912222231.

It is a happy number.

It is not a de Polignac number, because 1322222199 - 2¹ = 1322222197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322222197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9307 + ... + 52259.

It is an arithmetic number, because the mean of its divisors is an integer number (114085824).

Almost surely, 2^1322222199 is an apocalyptic number.

1322222199 is a deficient number, since it is larger than the sum of its proper divisors (503150985).

1322222199 is a wasteful number, since it uses less digits than its factorization.

1322222199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43318.

The product of its digits is 7776, while the sum is 33.

The square root of 1322222199 is about 36362.3733961357. The cubic root of 1322222199 is about 1097.5765376787.

It can be divided in two parts, 132222 and 2199, that added together give a triangular number (134421 = T₅₁₈).

The spelling of 1322222199 in words is "one billion, three hundred twenty-two million, two hundred twenty-two thousand, one hundred ninety-nine".