21122003302 has 8 divisors (see below), whose sum is σ = 31710534912. Its totient is φ = 10551825000.

The previous prime is 21122003299. The next prime is 21122003317. The reversal of 21122003302 is 20330022112.

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

It is a super-2 number, since 2×21122003302² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 4585449 + ... + 4590052.

It is an arithmetic number, because the mean of its divisors is an integer number (3963816864).

Almost surely, 2^21122003302 is an apocalyptic number.

21122003302 is a deficient number, since it is larger than the sum of its proper divisors (10588531610).

21122003302 is a wasteful number, since it uses less digits than its factorization.

21122003302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9176654.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 21122003302 its reverse (20330022112), we get a palindrome (41452025414).

The spelling of 21122003302 in words is "twenty-one billion, one hundred twenty-two million, three thousand, three hundred two".