21410331201 has 12 divisors (see below), whose sum is σ = 35344038912. Its totient is φ = 12234474936.

The previous prime is 21410331193. The next prime is 21410331221. The reversal of 21410331201 is 10213301412.

21410331201 is a `hidden beast` number, since 21 + 410 + 3 + 31 + 201 = 666.

It is not a de Polignac number, because 21410331201 - 2³ = 21410331193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21410331221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169923201 + ... + 169923326.

It is an arithmetic number, because the mean of its divisors is an integer number (2945336576).

Almost surely, 2^21410331201 is an apocalyptic number.

21410331201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

21410331201 is a deficient number, since it is larger than the sum of its proper divisors (13933707711).

21410331201 is a wasteful number, since it uses less digits than its factorization.

21410331201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339846540 (or 339846537 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 21410331201 its reverse (10213301412), we get a palindrome (31623632613).

The spelling of 21410331201 in words is "twenty-one billion, four hundred ten million, three hundred thirty-one thousand, two hundred one".