12221058069 has 24 divisors (see below), whose sum is σ = 19340111232. Its totient is φ = 7374899520.

The previous prime is 12221058037. The next prime is 12221058071. The reversal of 12221058069 is 96085012221.

12221058069 is a `hidden beast` number, since 1 + 2 + 2 + 2 + 10 + 580 + 69 = 666.

It is not a de Polignac number, because 12221058069 - 2⁵ = 12221058037 is a prime.

It is a super-2 number, since 2×12221058069² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12221058089) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 241837 + ... + 287970.

It is an arithmetic number, because the mean of its divisors is an integer number (805837968).

Almost surely, 2^12221058069 is an apocalyptic number.

It is an amenable number.

12221058069 is a deficient number, since it is larger than the sum of its proper divisors (7119053163).

12221058069 is a wasteful number, since it uses less digits than its factorization.

12221058069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530057 (or 530054 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The spelling of 12221058069 in words is "twelve billion, two hundred twenty-one million, fifty-eight thousand, sixty-nine".