1112020203 has 16 divisors (see below), whose sum is σ = 1695168000. Its totient is φ = 635192256.

The previous prime is 1112020193. The next prime is 1112020213. The reversal of 1112020203 is 3020202111.

It is an interprime number because it is at equal distance from previous prime (1112020193) and next prime (1112020213).

It is not a de Polignac number, because 1112020203 - 2⁴ = 1112020187 is a prime.

It is a super-2 number, since 2×1112020203² = 2473177863760322418, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1112020213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54151 + ... + 71807.

It is an arithmetic number, because the mean of its divisors is an integer number (105948000).

Almost surely, 2^1112020203 is an apocalyptic number.

1112020203 is a deficient number, since it is larger than the sum of its proper divisors (583147797).

1112020203 is a wasteful number, since it uses less digits than its factorization.

1112020203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20666.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1112020203 is about 33346.9669235449. The cubic root of 1112020203 is about 1036.0265676341.

Adding to 1112020203 its reverse (3020202111), we get a palindrome (4132222314).

The spelling of 1112020203 in words is "one billion, one hundred twelve million, twenty thousand, two hundred three".