21320233303010 has 8 divisors (see below), whose sum is σ = 38376419945436. Its totient is φ = 8528093321200.

The previous prime is 21320233303007. The next prime is 21320233303049. The reversal of 21320233303010 is 1030333202312.

It can be written as a sum of positive squares in 2 ways, for example, as 17919465793321 + 3400767509689 = 4233139^2 + 1844117^2 .

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

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, 1066011665141 + ... + 1066011665160.

Almost surely, 2^{21320233303010} is an apocalyptic number.

21320233303010 is a deficient number, since it is larger than the sum of its proper divisors (17056186642426).

21320233303010 is a wasteful number, since it uses less digits than its factorization.

21320233303010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2132023330308.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 21320233303010 its reverse (1030333202312), we get a palindrome (22350566505322).

The spelling of 21320233303010 in words is "twenty-one trillion, three hundred twenty billion, two hundred thirty-three million, three hundred three thousand, ten".