212210010100444 has 48 divisors (see below), whose sum is σ = 374366837190528. Its totient is φ = 105250921034688.

The previous prime is 212210010100411. The next prime is 212210010100447. The reversal of 212210010100444 is 444001010012212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212210010100447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2495753059 + ... + 2495838085.

It is an arithmetic number, because the mean of its divisors is an integer number (7799309108136).

Almost surely, 2^{212210010100444} is an apocalyptic number.

It is an amenable number.

212210010100444 is a deficient number, since it is larger than the sum of its proper divisors (162156827090084).

212210010100444 is a wasteful number, since it uses less digits than its factorization.

212210010100444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93394 (or 93392 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 212210010100444 its reverse (444001010012212), we get a palindrome (656211020112656).

The spelling of 212210010100444 in words is "two hundred twelve trillion, two hundred ten billion, ten million, one hundred thousand, four hundred forty-four".