212244332 has 6 divisors (see below), whose sum is σ = 371427588. Its totient is φ = 106122164.

The previous prime is 212244317. The next prime is 212244341. The reversal of 212244332 is 233442212.

It is a super-2 number, since 2×212244332² = 90095312932252448, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212244298 and 212244307.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26530538 + ... + 26530545.

It is an arithmetic number, because the mean of its divisors is an integer number (61904598).

Almost surely, 2^212244332 is an apocalyptic number.

It is an amenable number.

212244332 is a deficient number, since it is larger than the sum of its proper divisors (159183256).

212244332 is a wasteful number, since it uses less digits than its factorization.

212244332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53061087 (or 53061085 counting only the distinct ones).

The product of its digits is 2304, while the sum is 23.

The square root of 212244332 is about 14568.6077577784. The cubic root of 212244332 is about 596.5021779899.

Adding to 212244332 its reverse (233442212), we get a palindrome (445686544).

The spelling of 212244332 in words is "two hundred twelve million, two hundred forty-four thousand, three hundred thirty-two".