1200010222 has 16 divisors (see below), whose sum is σ = 1850756544. Its totient is φ = 583200000.

The previous prime is 1200010187. The next prime is 1200010261. The reversal of 1200010222 is 2220100021.

It is a junction number, because it is equal to n+sod(n) for n = 1200010199 and 1200010208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4779 + ... + 49222.

It is an arithmetic number, because the mean of its divisors is an integer number (115672284).

Almost surely, 2^1200010222 is an apocalyptic number.

1200010222 is a deficient number, since it is larger than the sum of its proper divisors (650746322).

1200010222 is a wasteful number, since it uses less digits than its factorization.

1200010222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54315.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 1200010222 is about 34641.1636929246. The cubic root of 1200010222 is about 1062.6615865340.

Adding to 1200010222 its reverse (2220100021), we get a palindrome (3420110243).

It can be divided in two parts, 12000 and 10222, that added together give a palindrome (22222).

The spelling of 1200010222 in words is "one billion, two hundred million, ten thousand, two hundred twenty-two".