21313413002 has 16 divisors (see below), whose sum is σ = 36999778560. Its totient is φ = 9018695088.

The previous prime is 21313412929. The next prime is 21313413029. The reversal of 21313413002 is 20031431312.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9634253 + ... + 9636464.

It is an arithmetic number, because the mean of its divisors is an integer number (2312486160).

Almost surely, 2^21313413002 is an apocalyptic number.

21313413002 is a deficient number, since it is larger than the sum of its proper divisors (15686365558).

21313413002 is a wasteful number, since it uses less digits than its factorization.

21313413002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19270805.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 21313413002 its reverse (20031431312), we get a palindrome (41344844314).

The spelling of 21313413002 in words is "twenty-one billion, three hundred thirteen million, four hundred thirteen thousand, two".