21112141312034 has 8 divisors (see below), whose sum is σ = 31714989240348. Its totient is φ = 10540478231920.

The previous prime is 21112141312019. The next prime is 21112141312057. The reversal of 21112141312034 is 43021314121112.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 21036761962225 + 75379349809 = 4586585^2 + 274553^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 21112141311994 and 21112141312012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7796210357 + ... + 7796213064.

Almost surely, 2^{21112141312034} is an apocalyptic number.

21112141312034 is a deficient number, since it is larger than the sum of its proper divisors (10602847928314).

21112141312034 is a wasteful number, since it uses less digits than its factorization.

21112141312034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15592424100.

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 21112141312034 its reverse (43021314121112), we get a palindrome (64133455433146).

The spelling of 21112141312034 in words is "twenty-one trillion, one hundred twelve billion, one hundred forty-one million, three hundred twelve thousand, thirty-four".