1111101012203 has 96 divisors (see below), whose sum is σ = 1498286340096. Its totient is φ = 800679914496.

The previous prime is 1111101012191. The next prime is 1111101012209. The reversal of 1111101012203 is 3022101011111.

It is not a de Polignac number, because 1111101012203 - 2⁴ = 1111101012187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1111101012209) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 128491226 + ... + 128499872.

It is an arithmetic number, because the mean of its divisors is an integer number (15607149376).

Almost surely, 2^{1111101012203} is an apocalyptic number.

1111101012203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1111101012203 is a deficient number, since it is larger than the sum of its proper divisors (387185327893).

1111101012203 is a wasteful number, since it uses less digits than its factorization.

1111101012203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8821 (or 8792 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 1111101012203 its reverse (3022101011111), we get a palindrome (4133202023314).

The spelling of 1111101012203 in words is "one trillion, one hundred eleven billion, one hundred one million, twelve thousand, two hundred three".