222254540542 has 4 divisors (see below), whose sum is σ = 333381810816. Its totient is φ = 111127270270.

The previous prime is 222254540537. The next prime is 222254540569. The reversal of 222254540542 is 245045452222.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55563635134 + ... + 55563635137.

It is an arithmetic number, because the mean of its divisors is an integer number (83345452704).

Almost surely, 2^222254540542 is an apocalyptic number.

222254540542 is a deficient number, since it is larger than the sum of its proper divisors (111127270274).

222254540542 is a wasteful number, since it uses less digits than its factorization.

222254540542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111127270273.

The product of its (nonzero) digits is 256000, while the sum is 37.

Adding to 222254540542 its reverse (245045452222), we get a palindrome (467299992764).

The spelling of 222254540542 in words is "two hundred twenty-two billion, two hundred fifty-four million, five hundred forty thousand, five hundred forty-two".