21301203010 has 16 divisors (see below), whose sum is σ = 38344492800. Its totient is φ = 8519964016.

The previous prime is 21301202987. The next prime is 21301203019. The reversal of 21301203010 is 1030210312.

It is not an unprimeable number, because it can be changed into a prime (21301203019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138831 + ... + 248749.

It is an arithmetic number, because the mean of its divisors is an integer number (2396530800).

Almost surely, 2^21301203010 is an apocalyptic number.

21301203010 is a deficient number, since it is larger than the sum of its proper divisors (17043289790).

21301203010 is a wasteful number, since it uses less digits than its factorization.

21301203010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129305.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 21301203010 its reverse (1030210312), we get a palindrome (22331413322).

The spelling of 21301203010 in words is "twenty-one billion, three hundred one million, two hundred three thousand, ten".