9722220122 has 8 divisors (see below), whose sum is σ = 14977474356. Its totient is φ = 4729728672.

The previous prime is 9722220103. The next prime is 9722220191. The reversal of 9722220122 is 2210222279.

It can be written as a sum of positive squares in 2 ways, for example, as 9267720361 + 454499761 = 96269^2 + 21319^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65690603 + ... + 65690750.

Almost surely, 2^9722220122 is an apocalyptic number.

9722220122 is a deficient number, since it is larger than the sum of its proper divisors (5255254234).

9722220122 is a wasteful number, since it uses less digits than its factorization.

9722220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131381392.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 9722220122 is about 98601.3190682559. The cubic root of 9722220122 is about 2134.2984546267.

The spelling of 9722220122 in words is "nine billion, seven hundred twenty-two million, two hundred twenty thousand, one hundred twenty-two".