1201223222 has 8 divisors (see below), whose sum is σ = 1817780616. Its totient is φ = 595296352.

The previous prime is 1201223209. The next prime is 1201223269. The reversal of 1201223222 is 2223221021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1201223222² = 2885874458144122568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1201223222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2657348 + ... + 2657799.

It is an arithmetic number, because the mean of its divisors is an integer number (227222577).

Almost surely, 2^1201223222 is an apocalyptic number.

1201223222 is a deficient number, since it is larger than the sum of its proper divisors (616557394).

1201223222 is a wasteful number, since it uses less digits than its factorization.

1201223222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5315262.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1201223222 is about 34658.6673431048. The cubic root of 1201223222 is about 1063.0195208260.

Adding to 1201223222 its reverse (2223221021), we get a palindrome (3424444243).

The spelling of 1201223222 in words is "one billion, two hundred one million, two hundred twenty-three thousand, two hundred twenty-two".