220346989643022 has 96 divisors (see below), whose sum is σ = 497553256636800. Its totient is φ = 64959046130880.

The previous prime is 220346989643021. The next prime is 220346989643117.

220346989643022 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220346989643021) 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 47 ways as a sum of consecutive naturals, for example, 215971929 + ... + 216989787.

It is an arithmetic number, because the mean of its divisors is an integer number (5182846423300).

Almost surely, 2^{220346989643022} is an apocalyptic number.

220346989643022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 220346989643022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248776628318400).

220346989643022 is an abundant number, since it is smaller than the sum of its proper divisors (277206266993778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220346989643022 is a wasteful number, since it uses less digits than its factorization.

220346989643022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025982 (or 1025971 counting only the distinct ones).

The product of its (nonzero) digits is 53747712, while the sum is 60.

The spelling of 220346989643022 in words is "two hundred twenty trillion, three hundred forty-six billion, nine hundred eighty-nine million, six hundred forty-three thousand, twenty-two".