122205722 has 16 divisors (see below), whose sum is σ = 188153280. Its totient is φ = 59508768.

The previous prime is 122205703. The next prime is 122205737. The reversal of 122205722 is 227502221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6803 + ... + 17049.

It is an arithmetic number, because the mean of its divisors is an integer number (11759580).

Almost surely, 2^122205722 is an apocalyptic number.

122205722 is a deficient number, since it is larger than the sum of its proper divisors (65947558).

122205722 is a wasteful number, since it uses less digits than its factorization.

122205722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10405.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 122205722 is about 11054.6696920351. The cubic root of 122205722 is about 496.2461842622.

Adding to 122205722 its reverse (227502221), we get a palindrome (349707943).

The spelling of 122205722 in words is "one hundred twenty-two million, two hundred five thousand, seven hundred twenty-two".