213413132044 has 96 divisors (see below), whose sum is σ = 451113255936. Its totient is φ = 86366945280.

The previous prime is 213413131979. The next prime is 213413132059. The reversal of 213413132044 is 440231314312.

It is a happy number.

213413132044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (28).

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 31 ways as a sum of consecutive naturals, for example, 18696699 + ... + 18708109.

It is an arithmetic number, because the mean of its divisors is an integer number (4699096416).

Almost surely, 2^213413132044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213413132044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225556627968).

213413132044 is an abundant number, since it is smaller than the sum of its proper divisors (237700123892).

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

213413132044 is a wasteful number, since it uses less digits than its factorization.

213413132044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11815 (or 11813 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 213413132044 its reverse (440231314312), we get a palindrome (653644446356).

The spelling of 213413132044 in words is "two hundred thirteen billion, four hundred thirteen million, one hundred thirty-two thousand, forty-four".