212262000444 has 120 divisors (see below), whose sum is σ = 623560993440. Its totient is φ = 62471730816.

The previous prime is 212262000443. The next prime is 212262000449. The reversal of 212262000444 is 444000262212.

212262000444 is a `hidden beast` number, since 2 + 12 + 2 + 6 + 200 + 0 + 444 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212262000443) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 998659 + ... + 1192410.

It is an arithmetic number, because the mean of its divisors is an integer number (5196341612).

Almost surely, 2^212262000444 is an apocalyptic number.

It is an amenable number.

212262000444 is an abundant number, since it is smaller than the sum of its proper divisors (411298992996).

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

212262000444 is a wasteful number, since it uses less digits than its factorization.

212262000444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2191121 (or 2191110 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 212262000444 its reverse (444000262212), we get a palindrome (656262262656).

The spelling of 212262000444 in words is "two hundred twelve billion, two hundred sixty-two million, four hundred forty-four", and thus it is an aban number.