220122000073 has 2 divisors, whose sum is σ = 220122000074. Its totient is φ = 220122000072.

The previous prime is 220122000053. The next prime is 220122000101. The reversal of 220122000073 is 370000221022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 209312655049 + 10809345024 = 457507^2 + 103968^2 .

It is a cyclic number.

It is not a de Polignac number, because 220122000073 - 2²⁵ = 220088445641 is a prime.

It is a super-2 number, since 2×220122000073² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 220122000073.

It is not a weakly prime, because it can be changed into another prime (220122000053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110061000036 + 110061000037.

It is an arithmetic number, because the mean of its divisors is an integer number (110061000037).

Almost surely, 2^220122000073 is an apocalyptic number.

It is an amenable number.

220122000073 is a deficient number, since it is larger than the sum of its proper divisors (1).

220122000073 is an equidigital number, since it uses as much as digits as its factorization.

220122000073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 19.

Adding to 220122000073 its reverse (370000221022), we get a palindrome (590122221095).

The spelling of 220122000073 in words is "two hundred twenty billion, one hundred twenty-two million, seventy-three", and thus it is an aban number.