22502142430142 has 8 divisors (see below), whose sum is σ = 34306545016632. Its totient is φ = 11066627424600.

The previous prime is 22502142430121. The next prime is 22502142430147. The reversal of 22502142430142 is 24103424120522.

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 = 22502142430099 and 22502142430108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22502142430147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92221895084 + ... + 92221895327.

It is an arithmetic number, because the mean of its divisors is an integer number (4288318127079).

Almost surely, 2^{22502142430142} is an apocalyptic number.

22502142430142 is a deficient number, since it is larger than the sum of its proper divisors (11804402586490).

22502142430142 is a wasteful number, since it uses less digits than its factorization.

22502142430142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184443790474.

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 22502142430142 its reverse (24103424120522), we get a palindrome (46605566550664).

The spelling of 22502142430142 in words is "twenty-two trillion, five hundred two billion, one hundred forty-two million, four hundred thirty thousand, one hundred forty-two".