21014331410 has 32 divisors (see below), whose sum is σ = 38020534272. Its totient is φ = 8362509120.

The previous prime is 21014331361. The next prime is 21014331419. The reversal of 21014331410 is 1413341012.

It is not an unprimeable number, because it can be changed into a prime (21014331419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5776112 + ... + 5779748.

It is an arithmetic number, because the mean of its divisors is an integer number (1188141696).

Almost surely, 2^21014331410 is an apocalyptic number.

21014331410 is a deficient number, since it is larger than the sum of its proper divisors (17006202862).

21014331410 is a wasteful number, since it uses less digits than its factorization.

21014331410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6458.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 21014331410 its reverse (1413341012), we get a palindrome (22427672422).

The spelling of 21014331410 in words is "twenty-one billion, fourteen million, three hundred thirty-one thousand, four hundred ten".