1113221202 has 16 divisors (see below), whose sum is σ = 2303216640. Its totient is φ = 358278032.

The previous prime is 1113221201. The next prime is 1113221203. The reversal of 1113221202 is 2021223111.

It is an interprime number because it is at equal distance from previous prime (1113221201) and next prime (1113221203).

It is a super-2 number, since 2×1113221202² = 2478522889164649608, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1113221201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3198738 + ... + 3199085.

It is an arithmetic number, because the mean of its divisors is an integer number (143951040).

Almost surely, 2^1113221202 is an apocalyptic number.

1113221202 is an abundant number, since it is smaller than the sum of its proper divisors (1189995438).

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

1113221202 is a wasteful number, since it uses less digits than its factorization.

1113221202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6397857.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1113221202 is about 33364.9696837866. The cubic root of 1113221202 is about 1036.3994083416.

Adding to 1113221202 its reverse (2021223111), we get a palindrome (3134444313).

The spelling of 1113221202 in words is "one billion, one hundred thirteen million, two hundred twenty-one thousand, two hundred two".