212244416025 has 12 divisors (see below), whose sum is σ = 350910767952. Its totient is φ = 113197021840.

The previous prime is 212244415973. The next prime is 212244416081. The reversal of 212244416025 is 520614442212.

It is not a de Polignac number, because 212244416025 - 2⁸ = 212244415769 is a prime.

It is a super-3 number, since 3×212244416025³ (a number of 35 digits) contains 333 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1414962699 + ... + 1414962848.

It is an arithmetic number, because the mean of its divisors is an integer number (29242563996).

Almost surely, 2^212244416025 is an apocalyptic number.

212244416025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

212244416025 is a deficient number, since it is larger than the sum of its proper divisors (138666351927).

212244416025 is a wasteful number, since it uses less digits than its factorization.

212244416025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2829925560 (or 2829925555 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 33.

Adding to 212244416025 its reverse (520614442212), we get a palindrome (732858858237).

The spelling of 212244416025 in words is "two hundred twelve billion, two hundred forty-four million, four hundred sixteen thousand, twenty-five".