7122332217 has 32 divisors (see below), whose sum is σ = 12750474240. Its totient is φ = 3415302720.

The previous prime is 7122332207. The next prime is 7122332221.

7122332217 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 7122332217 - 2¹² = 7122328121 is a prime.

It is a super-2 number, since 2×7122332217² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7122332207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1182867 + ... + 1188872.

It is an arithmetic number, because the mean of its divisors is an integer number (398452320).

Almost surely, 2^7122332217 is an apocalyptic number.

7122332217 is a gapful number since it is divisible by the number (77) formed by its first and last digit.

It is an amenable number.

7122332217 is a deficient number, since it is larger than the sum of its proper divisors (5628142023).

7122332217 is a wasteful number, since it uses less digits than its factorization.

7122332217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2371773.

The product of its digits is 7056, while the sum is 30.

The square root of 7122332217 is about 84393.9110185089. The cubic root of 7122332217 is about 1924.0103727129.

The spelling of 7122332217 in words is "seven billion, one hundred twenty-two million, three hundred thirty-two thousand, two hundred seventeen".