1220203334 has 16 divisors (see below), whose sum is σ = 2110970400. Its totient is φ = 518145984.

The previous prime is 1220203297. The next prime is 1220203349. The reversal of 1220203334 is 4333020221.

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, 398279 + ... + 401330.

It is an arithmetic number, because the mean of its divisors is an integer number (131935650).

Almost surely, 2^1220203334 is an apocalyptic number.

1220203334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1220203334 is a deficient number, since it is larger than the sum of its proper divisors (890767066).

1220203334 is a wasteful number, since it uses less digits than its factorization.

1220203334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799727.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 1220203334 is about 34931.4089896185. The cubic root of 1220203334 is about 1068.5890898086.

Adding to 1220203334 its reverse (4333020221), we get a palindrome (5553223555).

The spelling of 1220203334 in words is "one billion, two hundred twenty million, two hundred three thousand, three hundred thirty-four".