2220140343 has 16 divisors (see below), whose sum is σ = 3091898880. Its totient is φ = 1414363104.

The previous prime is 2220140339. The next prime is 2220140369. The reversal of 2220140343 is 3430410222.

It is not a de Polignac number, because 2220140343 - 2² = 2220140339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220140303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58213 + ... + 88481.

It is an arithmetic number, because the mean of its divisors is an integer number (193243680).

Almost surely, 2^2220140343 is an apocalyptic number.

2220140343 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2220140343 is a deficient number, since it is larger than the sum of its proper divisors (871758537).

2220140343 is a wasteful number, since it uses less digits than its factorization.

2220140343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31358.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2220140343 is about 47118.3652411668. The cubic root of 2220140343 is about 1304.5482389841.

Adding to 2220140343 its reverse (3430410222), we get a palindrome (5650550565).

The spelling of 2220140343 in words is "two billion, two hundred twenty million, one hundred forty thousand, three hundred forty-three".