21124342143410 has 32 divisors (see below), whose sum is σ = 41891224693824. Its totient is φ = 7605523720000.

The previous prime is 21124342143383. The next prime is 21124342143419. The reversal of 21124342143410 is 1434124342112.

It is not an unprimeable number, because it can be changed into a prime (21124342143419) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 950679356 + ... + 950701575.

It is an arithmetic number, because the mean of its divisors is an integer number (1309100771682).

Almost surely, 2^{21124342143410} is an apocalyptic number.

21124342143410 is a deficient number, since it is larger than the sum of its proper divisors (20766882550414).

21124342143410 is a wasteful number, since it uses less digits than its factorization.

21124342143410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1901381050.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 21124342143410 its reverse (1434124342112), we get a palindrome (22558466485522).

The spelling of 21124342143410 in words is "twenty-one trillion, one hundred twenty-four billion, three hundred forty-two million, one hundred forty-three thousand, four hundred ten".