22234426142 has 4 divisors (see below), whose sum is σ = 33351639216. Its totient is φ = 11117213070.

The previous prime is 22234426103. The next prime is 22234426171. The reversal of 22234426142 is 24162443222.

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

It is a junction number, because it is equal to n+sod(n) for n = 22234426099 and 22234426108.

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, 5558606534 + ... + 5558606537.

It is an arithmetic number, because the mean of its divisors is an integer number (8337909804).

Almost surely, 2^22234426142 is an apocalyptic number.

22234426142 is a deficient number, since it is larger than the sum of its proper divisors (11117213074).

22234426142 is a wasteful number, since it uses less digits than its factorization.

22234426142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11117213073.

The product of its digits is 36864, while the sum is 32.

Adding to 22234426142 its reverse (24162443222), we get a palindrome (46396869364).

The spelling of 22234426142 in words is "twenty-two billion, two hundred thirty-four million, four hundred twenty-six thousand, one hundred forty-two".