222202012 has 6 divisors (see below), whose sum is σ = 388853528. Its totient is φ = 111101004.

The previous prime is 222201989. The next prime is 222202033. The reversal of 222202012 is 210202222.

222202012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 222201983 and 222202001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27775248 + ... + 27775255.

Almost surely, 2^222202012 is an apocalyptic number.

It is an amenable number.

222202012 is a deficient number, since it is larger than the sum of its proper divisors (166651516).

222202012 is a wasteful number, since it uses less digits than its factorization.

222202012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55550507 (or 55550505 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 222202012 is about 14906.4419631245. The cubic root of 222202012 is about 605.6885015152.

Adding to 222202012 its reverse (210202222), we get a palindrome (432404234).

The spelling of 222202012 in words is "two hundred twenty-two million, two hundred two thousand, twelve".