222015142543 has 4 divisors (see below), whose sum is σ = 223142123160. Its totient is φ = 220888161928.

The previous prime is 222015142541. The next prime is 222015142571. The reversal of 222015142543 is 345241510222.

It is a happy number.

222015142543 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 not a de Polignac number, because 222015142543 - 2¹ = 222015142541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222015142541) 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 3 ways as a sum of consecutive naturals, for example, 563490013 + ... + 563490406.

It is an arithmetic number, because the mean of its divisors is an integer number (55785530790).

Almost surely, 2^222015142543 is an apocalyptic number.

222015142543 is a deficient number, since it is larger than the sum of its proper divisors (1126980617).

222015142543 is a wasteful number, since it uses less digits than its factorization.

222015142543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126980616.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 222015142543 its reverse (345241510222), we get a palindrome (567256652765).

The spelling of 222015142543 in words is "two hundred twenty-two billion, fifteen million, one hundred forty-two thousand, five hundred forty-three".