21046102 has 32 divisors (see below), whose sum is σ = 41679360. Its totient is φ = 7716480.

The previous prime is 21046073. The next prime is 21046111. The reversal of 21046102 is 20164012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1402 + ... + 6637.

It is an arithmetic number, because the mean of its divisors is an integer number (1302480).

Almost surely, 2^21046102 is an apocalyptic number.

21046102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21046102 is a deficient number, since it is larger than the sum of its proper divisors (20633258).

21046102 is a wasteful number, since it uses less digits than its factorization.

21046102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8076.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 21046102 is about 4587.6030778610. The cubic root of 21046102 is about 276.0941620183.

The spelling of 21046102 in words is "twenty-one million, forty-six thousand, one hundred two".