1111012022203 has 4 divisors (see below), whose sum is σ = 1115906348520. Its totient is φ = 1106117695888.

The previous prime is 1111012022143. The next prime is 1111012022233. The reversal of 1111012022203 is 3022202101111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1111012022203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111012022233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2447162818 + ... + 2447163271.

It is an arithmetic number, because the mean of its divisors is an integer number (278976587130).

Almost surely, 2^{1111012022203} is an apocalyptic number.

1111012022203 is a deficient number, since it is larger than the sum of its proper divisors (4894326317).

1111012022203 is an equidigital number, since it uses as much as digits as its factorization.

1111012022203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4894326316.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1111012022203 its reverse (3022202101111), we get a palindrome (4133214123314).

The spelling of 1111012022203 in words is "one trillion, one hundred eleven billion, twelve million, twenty-two thousand, two hundred three".