21119102 has 8 divisors (see below), whose sum is σ = 31733856. Its totient is φ = 10541152.

The previous prime is 21119093. The next prime is 21119107. The reversal of 21119102 is 20191112.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21119107) 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, 7718 + ... + 10089.

It is an arithmetic number, because the mean of its divisors is an integer number (3966732).

Almost surely, 2^21119102 is an apocalyptic number.

21119102 is a deficient number, since it is larger than the sum of its proper divisors (10614754).

21119102 is a wasteful number, since it uses less digits than its factorization.

21119102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18402.

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 21119102 is about 4595.5524151075. The cubic root of 21119102 is about 276.4130114934.

The spelling of 21119102 in words is "twenty-one million, one hundred nineteen thousand, one hundred two".