21313341410 has 16 divisors (see below), whose sum is σ = 38382434496. Its totient is φ = 8521243248.

The previous prime is 21313341389. The next prime is 21313341431. The reversal of 21313341410 is 1414331312.

It is an interprime number because it is at equal distance from previous prime (21313341389) and next prime (21313341431).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 489752 + ... + 531491.

It is an arithmetic number, because the mean of its divisors is an integer number (2398902156).

Almost surely, 2^21313341410 is an apocalyptic number.

21313341410 is a deficient number, since it is larger than the sum of its proper divisors (17069093086).

21313341410 is a wasteful number, since it uses less digits than its factorization.

21313341410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023337.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 21313341410 its reverse (1414331312), we get a palindrome (22727672722).

The spelling of 21313341410 in words is "twenty-one billion, three hundred thirteen million, three hundred forty-one thousand, four hundred ten".