21000114329 has 4 divisors (see below), whose sum is σ = 21001015860. Its totient is φ = 20999212800.

The previous prime is 21000114307. The next prime is 21000114353. The reversal of 21000114329 is 92341100012.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7387058704 + 13613055625 = 85948^2 + 116675^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21000114329 is a prime.

It is a super-2 number, since 2×21000114329² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21000111329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 414872 + ... + 462729.

It is an arithmetic number, because the mean of its divisors is an integer number (5250253965).

Almost surely, 2^21000114329 is an apocalyptic number.

It is an amenable number.

21000114329 is a deficient number, since it is larger than the sum of its proper divisors (901531).

21000114329 is an equidigital number, since it uses as much as digits as its factorization.

21000114329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901530.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 21000114329 in words is "twenty-one billion, one hundred fourteen thousand, three hundred twenty-nine".