1223202022 has 8 divisors (see below), whose sum is σ = 2096917776. Its totient is φ = 524229432.

The previous prime is 1223201989. The next prime is 1223202023. The reversal of 1223202022 is 2202023221.

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

It is a junction number, because it is equal to n+sod(n) for n = 1223201987 and 1223202005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223202023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43685773 + ... + 43685800.

It is an arithmetic number, because the mean of its divisors is an integer number (262114722).

Almost surely, 2^1223202022 is an apocalyptic number.

1223202022 is a deficient number, since it is larger than the sum of its proper divisors (873715754).

1223202022 is an equidigital number, since it uses as much as digits as its factorization.

1223202022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87371582.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 1223202022 is about 34974.3051682231. The cubic root of 1223202022 is about 1069.4637374532.

Adding to 1223202022 its reverse (2202023221), we get a palindrome (3425225243).

The spelling of 1223202022 in words is "one billion, two hundred twenty-three million, two hundred two thousand, twenty-two".