222444024142 has 16 divisors (see below), whose sum is σ = 362557324800. Its totient is φ = 101969246520.

The previous prime is 222444024137. The next prime is 222444024169. The reversal of 222444024142 is 241420444222.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

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, 94414792 + ... + 94417147.

It is an arithmetic number, because the mean of its divisors is an integer number (22659832800).

Almost surely, 2^222444024142 is an apocalyptic number.

222444024142 is a deficient number, since it is larger than the sum of its proper divisors (140113300658).

222444024142 is a wasteful number, since it uses less digits than its factorization.

222444024142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188831991.

The product of its (nonzero) digits is 32768, while the sum is 31.

Adding to 222444024142 its reverse (241420444222), we get a palindrome (463864468364).

The spelling of 222444024142 in words is "two hundred twenty-two billion, four hundred forty-four million, twenty-four thousand, one hundred forty-two".