22214254642 has 8 divisors (see below), whose sum is σ = 33326870832. Its totient is φ = 11105297700.

The previous prime is 22214254631. The next prime is 22214254651. The reversal of 22214254642 is 24645241222.

It is a happy number.

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 = 22214254598 and 22214254607.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 899584 + ... + 923947.

It is an arithmetic number, because the mean of its divisors is an integer number (4165858854).

Almost surely, 2^22214254642 is an apocalyptic number.

22214254642 is a deficient number, since it is larger than the sum of its proper divisors (11112616190).

22214254642 is a wasteful number, since it uses less digits than its factorization.

22214254642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1829624.

The product of its digits is 61440, while the sum is 34.

Adding to 22214254642 its reverse (24645241222), we get a palindrome (46859495864).

The spelling of 22214254642 in words is "twenty-two billion, two hundred fourteen million, two hundred fifty-four thousand, six hundred forty-two".