1113042202 has 4 divisors (see below), whose sum is σ = 1669563306. Its totient is φ = 556521100.

The previous prime is 1113042167. The next prime is 1113042209. The reversal of 1113042202 is 2022403111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2022403111 = 19 ⋅106442269.

It can be written as a sum of positive squares in only one way, i.e., 990297961 + 122744241 = 31469^2 + 11079^2 .

It is not an unprimeable number, because it can be changed into a prime (1113042209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278260549 + ... + 278260552.

Almost surely, 2^1113042202 is an apocalyptic number.

1113042202 is a deficient number, since it is larger than the sum of its proper divisors (556521104).

1113042202 is an equidigital number, since it uses as much as digits as its factorization.

1113042202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556521103.

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

The square root of 1113042202 is about 33362.2871218386. The cubic root of 1113042202 is about 1036.3438562082.

Adding to 1113042202 its reverse (2022403111), we get a palindrome (3135445313).

The spelling of 1113042202 in words is "one billion, one hundred thirteen million, forty-two thousand, two hundred two".