22073142542 has 8 divisors (see below), whose sum is σ = 36119687832. Its totient is φ = 10033246600.

The previous prime is 22073142529. The next prime is 22073142551. The reversal of 22073142542 is 24524137022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 22073142499 and 22073142508.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501662309 + ... + 501662352.

It is an arithmetic number, because the mean of its divisors is an integer number (4514960979).

Almost surely, 2^22073142542 is an apocalyptic number.

22073142542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22073142542 is a deficient number, since it is larger than the sum of its proper divisors (14046545290).

22073142542 is a wasteful number, since it uses less digits than its factorization.

22073142542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003324674.

The product of its (nonzero) digits is 26880, while the sum is 32.

Adding to 22073142542 its reverse (24524137022), we get a palindrome (46597279564).

The spelling of 22073142542 in words is "twenty-two billion, seventy-three million, one hundred forty-two thousand, five hundred forty-two".