242223021442 has 16 divisors (see below), whose sum is σ = 384733303200. Its totient is φ = 113979555648.

The previous prime is 242223021431. The next prime is 242223021461. The reversal of 242223021442 is 244120322242.

It is a happy number.

It is a super-3 number, since 3×242223021442³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 242223021442.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 281809 + ... + 750907.

It is an arithmetic number, because the mean of its divisors is an integer number (24045831450).

Almost surely, 2^242223021442 is an apocalyptic number.

242223021442 is a deficient number, since it is larger than the sum of its proper divisors (142510281758).

242223021442 is a wasteful number, since it uses less digits than its factorization.

242223021442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484305.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 242223021442 its reverse (244120322242), we get a palindrome (486343343684).

The spelling of 242223021442 in words is "two hundred forty-two billion, two hundred twenty-three million, twenty-one thousand, four hundred forty-two".