21032734898330 has 32 divisors (see below), whose sum is σ = 39651821654400. Its totient is φ = 8017391601472.

The previous prime is 21032734898327. The next prime is 21032734898333. The reversal of 21032734898330 is 3389843723012.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (21032734898327) and next prime (21032734898333).

It is not an unprimeable number, because it can be changed into a prime (21032734898333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169913360 + ... + 170037099.

It is an arithmetic number, because the mean of its divisors is an integer number (1239119426700).

Almost surely, 2^{21032734898330} is an apocalyptic number.

21032734898330 is a deficient number, since it is larger than the sum of its proper divisors (18619086756070).

21032734898330 is a wasteful number, since it uses less digits than its factorization.

21032734898330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339950758.

The product of its (nonzero) digits is 5225472, while the sum is 53.

The spelling of 21032734898330 in words is "twenty-one trillion, thirty-two billion, seven hundred thirty-four million, eight hundred ninety-eight thousand, three hundred thirty".