21313200010 has 32 divisors (see below), whose sum is σ = 40053294720. Its totient is φ = 8150227008.

The previous prime is 21313199983. The next prime is 21313200037. The reversal of 21313200010 is 1000231312.

It is an interprime number because it is at equal distance from previous prime (21313199983) and next prime (21313200037).

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, 420621 + ... + 468559.

It is an arithmetic number, because the mean of its divisors is an integer number (1251665460).

Almost surely, 2^21313200010 is an apocalyptic number.

21313200010 is a deficient number, since it is larger than the sum of its proper divisors (18740094710).

21313200010 is a wasteful number, since it uses less digits than its factorization.

21313200010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49902.

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

Adding to 21313200010 its reverse (1000231312), we get a palindrome (22313431322).

The spelling of 21313200010 in words is "twenty-one billion, three hundred thirteen million, two hundred thousand, ten".