213002022444 has 48 divisors (see below), whose sum is σ = 528538399200. Its totient is φ = 66532340736.

The previous prime is 213002022437. The next prime is 213002022451. The reversal of 213002022444 is 444220200312.

It is an interprime number because it is at equal distance from previous prime (213002022437) and next prime (213002022451).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2233039 + ... + 2326470.

It is an arithmetic number, because the mean of its divisors is an integer number (11011216650).

Almost surely, 2^213002022444 is an apocalyptic number.

It is an amenable number.

213002022444 is an abundant number, since it is smaller than the sum of its proper divisors (315536376756).

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

213002022444 is a wasteful number, since it uses less digits than its factorization.

213002022444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4559762 (or 4559760 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 213002022444 its reverse (444220200312), we get a palindrome (657222222756).

The spelling of 213002022444 in words is "two hundred thirteen billion, two million, twenty-two thousand, four hundred forty-four".