220023224001240 has 128 divisors (see below), whose sum is σ = 720353716992000. Its totient is φ = 53318392197120.

The previous prime is 220023224001223. The next prime is 220023224001257. The reversal of 220023224001240 is 42100422320022.

It is an interprime number because it is at equal distance from previous prime (220023224001223) and next prime (220023224001257).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 220023224001240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28718440 + ... + 35563959.

It is an arithmetic number, because the mean of its divisors is an integer number (5627763414000).

Almost surely, 2^{220023224001240} is an apocalyptic number.

220023224001240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220023224001240 is an abundant number, since it is smaller than the sum of its proper divisors (500330492990760).

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

220023224001240 is a wasteful number, since it uses less digits than its factorization.

220023224001240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64285017 (or 64285013 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 220023224001240 its reverse (42100422320022), we get a palindrome (262123646321262).

The spelling of 220023224001240 in words is "two hundred twenty trillion, twenty-three billion, two hundred twenty-four million, one thousand, two hundred forty".