220122000101 has 2 divisors, whose sum is σ = 220122000102. Its totient is φ = 220122000100.

The previous prime is 220122000073. The next prime is 220122000143. The reversal of 220122000101 is 101000221022.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132040663876 + 88081336225 = 363374^2 + 296785^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220122000101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220122000191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110061000050 + 110061000051.

It is an arithmetic number, because the mean of its divisors is an integer number (110061000051).

Almost surely, 2^220122000101 is an apocalyptic number.

It is an amenable number.

220122000101 is a deficient number, since it is larger than the sum of its proper divisors (1).

220122000101 is an equidigital number, since it uses as much as digits as its factorization.

220122000101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 220122000101 its reverse (101000221022), we get a palindrome (321122221123).

The spelling of 220122000101 in words is "two hundred twenty billion, one hundred twenty-two million, one hundred one", and thus it is an aban number.