22142003125 has 24 divisors (see below), whose sum is σ = 30191755104. Its totient is φ = 16103250000.

The previous prime is 22142003111. The next prime is 22142003131. The reversal of 22142003125 is 52130024122.

It is a happy number.

It is not a de Polignac number, because 22142003125 - 2⁷ = 22142002997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22142003096 and 22142003105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 287691 + ... + 356440.

It is an arithmetic number, because the mean of its divisors is an integer number (1257989796).

Almost surely, 2^22142003125 is an apocalyptic number.

22142003125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22142003125 is a deficient number, since it is larger than the sum of its proper divisors (8049751979).

22142003125 is an frugal number, since it uses more digits than its factorization.

22142003125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644167 (or 644147 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 22142003125 its reverse (52130024122), we get a palindrome (74272027247).

The spelling of 22142003125 in words is "twenty-two billion, one hundred forty-two million, three thousand, one hundred twenty-five".