212202044 has 6 divisors (see below), whose sum is σ = 371353584. Its totient is φ = 106101020.

The previous prime is 212202043. The next prime is 212202083. The reversal of 212202044 is 440202212.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212202043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26525252 + ... + 26525259.

It is an arithmetic number, because the mean of its divisors is an integer number (61892264).

Almost surely, 2^212202044 is an apocalyptic number.

It is an amenable number.

212202044 is a deficient number, since it is larger than the sum of its proper divisors (159151540).

212202044 is a wasteful number, since it uses less digits than its factorization.

212202044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53050515 (or 53050513 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 212202044 is about 14567.1563456977. The cubic root of 212202044 is about 596.4625592491.

Adding to 212202044 its reverse (440202212), we get a palindrome (652404256).

The spelling of 212202044 in words is "two hundred twelve million, two hundred two thousand, forty-four".