122201112071 has 2 divisors, whose sum is σ = 122201112072. Its totient is φ = 122201112070.

The previous prime is 122201112037. The next prime is 122201112119. The reversal of 122201112071 is 170211102221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122201112071 is a prime.

It is a super-2 number, since 2×122201112071² (a number of 23 digits) contains 22 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122201112571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61100556035 + 61100556036.

It is an arithmetic number, because the mean of its divisors is an integer number (61100556036).

Almost surely, 2^122201112071 is an apocalyptic number.

122201112071 is a deficient number, since it is larger than the sum of its proper divisors (1).

122201112071 is an equidigital number, since it uses as much as digits as its factorization.

122201112071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 20.

Adding to 122201112071 its reverse (170211102221), we get a palindrome (292412214292).

The spelling of 122201112071 in words is "one hundred twenty-two billion, two hundred one million, one hundred twelve thousand, seventy-one".