1203221104 has 40 divisors (see below), whose sum is σ = 2548015488. Its totient is φ = 547952640.

The previous prime is 1203221101. The next prime is 1203221111. The reversal of 1203221104 is 4011223021.

It is a super-2 number, since 2×1203221104² = 2895482050221957632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203221101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62917 + ... + 79780.

Almost surely, 2^1203221104 is an apocalyptic number.

It is an amenable number.

1203221104 is an abundant number, since it is smaller than the sum of its proper divisors (1344794384).

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

1203221104 is a wasteful number, since it uses less digits than its factorization.

1203221104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142753 (or 142747 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1203221104 is about 34687.4776252180. The cubic root of 1203221104 is about 1063.6085346418.

Adding to 1203221104 its reverse (4011223021), we get a palindrome (5214444125).

The spelling of 1203221104 in words is "one billion, two hundred three million, two hundred twenty-one thousand, one hundred four".