21995114342 has 8 divisors (see below), whose sum is σ = 33006712032. Its totient is φ = 10992877000.

The previous prime is 21995114303. The next prime is 21995114347. The reversal of 21995114342 is 24341159912.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 21995114342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21995114347) 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, 2334209 + ... + 2343612.

It is an arithmetic number, because the mean of its divisors is an integer number (4125839004).

Almost surely, 2^21995114342 is an apocalyptic number.

21995114342 is a deficient number, since it is larger than the sum of its proper divisors (11011597690).

21995114342 is a wasteful number, since it uses less digits than its factorization.

21995114342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4680174.

The product of its digits is 77760, while the sum is 41.

The spelling of 21995114342 in words is "twenty-one billion, nine hundred ninety-five million, one hundred fourteen thousand, three hundred forty-two".