22023140242 has 16 divisors (see below), whose sum is σ = 33844565664. Its totient is φ = 10741684000.

The previous prime is 22023140239. The next prime is 22023140273. The reversal of 22023140242 is 24204132022.

It is a super-2 number, since 2×22023140242² (a number of 21 digits) contains 22 as substring.

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, 1311117 + ... + 1327807.

It is an arithmetic number, because the mean of its divisors is an integer number (2115285354).

Almost surely, 2^22023140242 is an apocalyptic number.

22023140242 is a deficient number, since it is larger than the sum of its proper divisors (11821425422).

22023140242 is a wasteful number, since it uses less digits than its factorization.

22023140242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32825.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 22023140242 its reverse (24204132022), we get a palindrome (46227272264).

The spelling of 22023140242 in words is "twenty-two billion, twenty-three million, one hundred forty thousand, two hundred forty-two".