1021423534414 has 16 divisors (see below), whose sum is σ = 1551618938160. Its totient is φ = 504234026560.

The previous prime is 1021423534361. The next prime is 1021423534421. The reversal of 1021423534414 is 4144353241201.

1021423534414 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1021423534414.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4079257 + ... + 4322404.

It is an arithmetic number, because the mean of its divisors is an integer number (96976183635).

Almost surely, 2^{1021423534414} is an apocalyptic number.

1021423534414 is a deficient number, since it is larger than the sum of its proper divisors (530195403746).

1021423534414 is an equidigital number, since it uses as much as digits as its factorization.

1021423534414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8402435.

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 1021423534414 its reverse (4144353241201), we get a palindrome (5165776775615).

The spelling of 1021423534414 in words is "one trillion, twenty-one billion, four hundred twenty-three million, five hundred thirty-four thousand, four hundred fourteen".