1012022222 has 16 divisors (see below), whose sum is σ = 1585936800. Its totient is φ = 483722400.

The previous prime is 1012022197. The next prime is 1012022281. The reversal of 1012022222 is 2222202101.

1012022222 is a modest number, since divided by 22222 gives 10120 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 1012022197 and 1012022206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80522 + ... + 92237.

It is an arithmetic number, because the mean of its divisors is an integer number (99121050).

Almost surely, 2^1012022222 is an apocalyptic number.

1012022222 is a deficient number, since it is larger than the sum of its proper divisors (573914578).

1012022222 is a wasteful number, since it uses less digits than its factorization.

1012022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172891.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1012022222 is about 31812.2967105489. The cubic root of 1012022222 is about 1003.9914544280.

Adding to 1012022222 its reverse (2222202101), we get a palindrome (3234224323).

The spelling of 1012022222 in words is "one billion, twelve million, twenty-two thousand, two hundred twenty-two".