1220433002 has 4 divisors (see below), whose sum is σ = 1830649506. Its totient is φ = 610216500.

The previous prime is 1220432989. The next prime is 1220433007. The reversal of 1220433002 is 2003340221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1202633041 + 17799961 = 34679^2 + 4219^2 .

It is not an unprimeable number, because it can be changed into a prime (1220433007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305108249 + ... + 305108252.

Almost surely, 2^1220433002 is an apocalyptic number.

1220433002 is a deficient number, since it is larger than the sum of its proper divisors (610216504).

1220433002 is an equidigital number, since it uses as much as digits as its factorization.

1220433002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610216503.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 1220433002 is about 34934.6962488584. The cubic root of 1220433002 is about 1068.6561292700.

Adding to 1220433002 its reverse (2003340221), we get a palindrome (3223773223).

The spelling of 1220433002 in words is "one billion, two hundred twenty million, four hundred thirty-three thousand, two".