22304144142 has 24 divisors (see below), whose sum is σ = 55229309616. Its totient is φ = 6372612576.

The previous prime is 22304144113. The next prime is 22304144153. The reversal of 22304144142 is 24144140322.

22304144142 is a `hidden beast` number, since 2 + 230 + 4 + 14 + 414 + 2 = 666.

It is a super-2 number, since 2×22304144142² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88508383 + ... + 88508634.

It is an arithmetic number, because the mean of its divisors is an integer number (2301221234).

Almost surely, 2^22304144142 is an apocalyptic number.

22304144142 is an abundant number, since it is smaller than the sum of its proper divisors (32925165474).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22304144142 is a wasteful number, since it uses less digits than its factorization.

22304144142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177017032 (or 177017029 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 22304144142 its reverse (24144140322), we get a palindrome (46448284464).

The spelling of 22304144142 in words is "twenty-two billion, three hundred four million, one hundred forty-four thousand, one hundred forty-two".