21134300310340 has 24 divisors (see below), whose sum is σ = 50722320745152. Its totient is φ = 7246045820640.

The previous prime is 21134300310313. The next prime is 21134300310367. The reversal of 21134300310340 is 4301300343112.

It is an interprime number because it is at equal distance from previous prime (21134300310313) and next prime (21134300310367).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75479643826 + ... + 75479644105.

It is an arithmetic number, because the mean of its divisors is an integer number (2113430031048).

Almost surely, 2^{21134300310340} is an apocalyptic number.

21134300310340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21134300310340 is an abundant number, since it is smaller than the sum of its proper divisors (29588020434812).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21134300310340 is a wasteful number, since it uses less digits than its factorization.

21134300310340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150959287947 (or 150959287945 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 21134300310340 its reverse (4301300343112), we get a palindrome (25435600653452).

The spelling of 21134300310340 in words is "twenty-one trillion, one hundred thirty-four billion, three hundred million, three hundred ten thousand, three hundred forty".