21143300334112 has 24 divisors (see below), whose sum is σ = 45410042763792. Its totient is φ = 9610591060800.

The previous prime is 21143300334043. The next prime is 21143300334137.

21143300334112 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×21143300334112² (a number of 27 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 30033096714 + ... + 30033097417.

It is an arithmetic number, because the mean of its divisors is an integer number (1892085115158).

Almost surely, 2^{21143300334112} is an apocalyptic number.

21143300334112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21143300334112 is an abundant number, since it is smaller than the sum of its proper divisors (24266742429680).

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

21143300334112 is a wasteful number, since it uses less digits than its factorization.

21143300334112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60066194152 (or 60066194144 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

It can be divided in two parts, 21143300 and 334112, that added together give a palindrome (21477412).

The spelling of 21143300334112 in words is "twenty-one trillion, one hundred forty-three billion, three hundred million, three hundred thirty-four thousand, one hundred twelve".