1220453202 has 16 divisors (see below), whose sum is σ = 2445804000. Its totient is φ = 406001472.

The previous prime is 1220453149. The next prime is 1220453233. The reversal of 1220453202 is 2023540221.

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, 200823 + ... + 206810.

It is an arithmetic number, because the mean of its divisors is an integer number (152862750).

Almost surely, 2^1220453202 is an apocalyptic number.

1220453202 is an abundant number, since it is smaller than the sum of its proper divisors (1225350798).

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

1220453202 is a wasteful number, since it uses less digits than its factorization.

1220453202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408137.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 1220453202 is about 34934.9853585199. The cubic root of 1220453202 is about 1068.6620251924.

Adding to 1220453202 its reverse (2023540221), we get a palindrome (3243993423).

The spelling of 1220453202 in words is "one billion, two hundred twenty million, four hundred fifty-three thousand, two hundred two".