22234120142 has 128 divisors (see below), whose sum is σ = 40301936640. Its totient is φ = 9114094080.

The previous prime is 22234120141. The next prime is 22234120163. The reversal of 22234120142 is 24102143222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22234120141) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 40647113 + ... + 40647659.

It is an arithmetic number, because the mean of its divisors is an integer number (314858880).

Almost surely, 2^22234120142 is an apocalyptic number.

22234120142 is a deficient number, since it is larger than the sum of its proper divisors (18067816498).

22234120142 is a wasteful number, since it uses less digits than its factorization.

22234120142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 22234120142 its reverse (24102143222), we get a palindrome (46336263364).

The spelling of 22234120142 in words is "twenty-two billion, two hundred thirty-four million, one hundred twenty thousand, one hundred forty-two".