220310122123 has 32 divisors (see below), whose sum is σ = 280119160832. Its totient is φ = 168554908800.

The previous prime is 220310122111. The next prime is 220310122171. The reversal of 220310122123 is 321221013022.

220310122123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220310122123 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220310122123.

It is not an unprimeable number, because it can be changed into a prime (220310126123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3611665 + ... + 3672157.

It is an arithmetic number, because the mean of its divisors is an integer number (8753723776).

Almost surely, 2^220310122123 is an apocalyptic number.

220310122123 is a deficient number, since it is larger than the sum of its proper divisors (59809038709).

220310122123 is a wasteful number, since it uses less digits than its factorization.

220310122123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61835.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 220310122123 its reverse (321221013022), we get a palindrome (541531135145).

The spelling of 220310122123 in words is "two hundred twenty billion, three hundred ten million, one hundred twenty-two thousand, one hundred twenty-three".