222151004042 has 16 divisors (see below), whose sum is σ = 365423076864. Its totient is φ = 100449048000.

The previous prime is 222151004039. The next prime is 222151004063. The reversal of 222151004042 is 240400151222.

It is a junction number, because it is equal to n+sod(n) for n = 222151003999 and 222151004017.

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, 26429759 + ... + 26438162.

It is an arithmetic number, because the mean of its divisors is an integer number (22838942304).

Almost surely, 2^222151004042 is an apocalyptic number.

222151004042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222151004042 is a deficient number, since it is larger than the sum of its proper divisors (143272072822).

222151004042 is a wasteful number, since it uses less digits than its factorization.

222151004042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52868125.

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 222151004042 its reverse (240400151222), we get a palindrome (462551155264).

The spelling of 222151004042 in words is "two hundred twenty-two billion, one hundred fifty-one million, four thousand, forty-two".