1201233222 has 24 divisors (see below), whose sum is σ = 2974482576. Its totient is φ = 343209456.

The previous prime is 1201233217. The next prime is 1201233223. The reversal of 1201233222 is 2223321021.

It is a super-2 number, since 2×1201233222² = 2885922507273002568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1201233195 and 1201233204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201233223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4766673 + ... + 4766924.

It is an arithmetic number, because the mean of its divisors is an integer number (123936774).

Almost surely, 2^1201233222 is an apocalyptic number.

1201233222 is an abundant number, since it is smaller than the sum of its proper divisors (1773249354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1201233222 is a wasteful number, since it uses less digits than its factorization.

1201233222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9533612 (or 9533609 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1201233222 is about 34658.8116068627. The cubic root of 1201233222 is about 1063.0224706429.

Adding to 1201233222 its reverse (2223321021), we get a palindrome (3424554243).

The spelling of 1201233222 in words is "one billion, two hundred one million, two hundred thirty-three thousand, two hundred twenty-two".