21132413034 has 16 divisors (see below), whose sum is σ = 42298680000. Its totient is φ = 7038495360.

The previous prime is 21132412993. The next prime is 21132413051. The reversal of 21132413034 is 43031423112.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 21132412995 and 21132413013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1402462 + ... + 1417449.

It is an arithmetic number, because the mean of its divisors is an integer number (2643667500).

Almost surely, 2^21132413034 is an apocalyptic number.

21132413034 is an abundant number, since it is smaller than the sum of its proper divisors (21166266966).

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

21132413034 is a wasteful number, since it uses less digits than its factorization.

21132413034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2821165.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 21132413034 its reverse (43031423112), we get a palindrome (64163836146).

The spelling of 21132413034 in words is "twenty-one billion, one hundred thirty-two million, four hundred thirteen thousand, thirty-four".