222021322229 has 16 divisors (see below), whose sum is σ = 255124356480. Its totient is φ = 189267368640.

The previous prime is 222021322223. The next prime is 222021322261. The reversal of 222021322229 is 922223120222.

It is not a de Polignac number, because 222021322229 - 2²⁰ = 222020273653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222021322223) 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, 896807 + ... + 1117275.

It is an arithmetic number, because the mean of its divisors is an integer number (15945272280).

Almost surely, 2^222021322229 is an apocalyptic number.

It is an amenable number.

222021322229 is a deficient number, since it is larger than the sum of its proper divisors (33103034251).

222021322229 is a wasteful number, since it uses less digits than its factorization.

222021322229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221260.

The product of its (nonzero) digits is 6912, while the sum is 29.

It can be divided in two parts, 22202 and 1322229, that added together give a palindrome (1344431).

The spelling of 222021322229 in words is "two hundred twenty-two billion, twenty-one million, three hundred twenty-two thousand, two hundred twenty-nine".