21103300010 has 32 divisors (see below), whose sum is σ = 40914357120. Its totient is φ = 7790764608.

The previous prime is 21103299991. The next prime is 21103300033. The reversal of 21103300010 is 1000330112.

It is a junction number, because it is equal to n+sod(n) for n = 21103299964 and 21103300000.

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, 1649699 + ... + 1662441.

It is an arithmetic number, because the mean of its divisors is an integer number (1278573660).

Almost surely, 2^21103300010 is an apocalyptic number.

21103300010 is a deficient number, since it is larger than the sum of its proper divisors (19811057110).

21103300010 is a wasteful number, since it uses less digits than its factorization.

21103300010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25502.

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 21103300010 its reverse (1000330112), we get a palindrome (22103630122).

The spelling of 21103300010 in words is "twenty-one billion, one hundred three million, three hundred thousand, ten".