222201100973 has 2 divisors, whose sum is σ = 222201100974. Its totient is φ = 222201100972.

The previous prime is 222201100967. The next prime is 222201101021. The reversal of 222201100973 is 379001102222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 173199965929 + 49001135044 = 416173^2 + 221362^2 .

It is a cyclic number.

It is not a de Polignac number, because 222201100973 - 2¹⁰ = 222201099949 is a prime.

It is a super-2 number, since 2×222201100973² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222201100943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111100550486 + 111100550487.

It is an arithmetic number, because the mean of its divisors is an integer number (111100550487).

Almost surely, 2^222201100973 is an apocalyptic number.

It is an amenable number.

222201100973 is a deficient number, since it is larger than the sum of its proper divisors (1).

222201100973 is an equidigital number, since it uses as much as digits as its factorization.

222201100973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 29.

The spelling of 222201100973 in words is "two hundred twenty-two billion, two hundred one million, one hundred thousand, nine hundred seventy-three".