40220001343 has 4 divisors (see below), whose sum is σ = 40229418208. Its totient is φ = 40210584480.

The previous prime is 40220001337. The next prime is 40220001373. The reversal of 40220001343 is 34310002204.

40220001343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40220001343 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40220001343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40220001373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4702023 + ... + 4710568.

It is an arithmetic number, because the mean of its divisors is an integer number (10057354552).

Almost surely, 2^40220001343 is an apocalyptic number.

40220001343 is a deficient number, since it is larger than the sum of its proper divisors (9416865).

40220001343 is an equidigital number, since it uses as much as digits as its factorization.

40220001343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9416864.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 40220001343 its reverse (34310002204), we get a palindrome (74530003547).

The spelling of 40220001343 in words is "forty billion, two hundred twenty million, one thousand, three hundred forty-three".