21012014314 has 32 divisors (see below), whose sum is σ = 34238299536. Its totient is φ = 9632071680.

The previous prime is 21012014209. The next prime is 21012014333. The reversal of 21012014314 is 41341021012.

It can be written as a sum of positive squares in 8 ways, for example, as 12107261089 + 8904753225 = 110033^2 + 94365^2 .

It is a junction number, because it is equal to n+sod(n) for n = 21012014291 and 21012014300.

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, 926964 + ... + 949360.

Almost surely, 2^21012014314 is an apocalyptic number.

21012014314 is a deficient number, since it is larger than the sum of its proper divisors (13226285222).

21012014314 is a wasteful number, since it uses less digits than its factorization.

21012014314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23130.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 21012014314 its reverse (41341021012), we get a palindrome (62353035326).

The spelling of 21012014314 in words is "twenty-one billion, twelve million, fourteen thousand, three hundred fourteen".