21233202 has 16 divisors (see below), whose sum is σ = 43836672. Its totient is φ = 6849360.

The previous prime is 21233197. The next prime is 21233213. The reversal of 21233202 is 20233212.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56893 + ... + 57264.

It is an arithmetic number, because the mean of its divisors is an integer number (2739792).

Almost surely, 2^21233202 is an apocalyptic number.

21233202 is an abundant number, since it is smaller than the sum of its proper divisors (22603470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21233202 is a wasteful number, since it uses less digits than its factorization.

21233202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114193.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 21233202 is about 4607.9498695190. The cubic root of 21233202 is about 276.9099091436.

Adding to 21233202 its reverse (20233212), we get a palindrome (41466414).

The spelling of 21233202 in words is "twenty-one million, two hundred thirty-three thousand, two hundred two".