1011042242203 has 64 divisors (see below), whose sum is σ = 1225889683200. Its totient is φ = 832901529600.

The previous prime is 1011042242201. The next prime is 1011042242227. The reversal of 1011042242203 is 3022422401101.

It is not a de Polignac number, because 1011042242203 - 2¹ = 1011042242201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011042242201) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 317836273 + ... + 317839453.

It is an arithmetic number, because the mean of its divisors is an integer number (19154526300).

Almost surely, 2^{1011042242203} is an apocalyptic number.

1011042242203 is a deficient number, since it is larger than the sum of its proper divisors (214847440997).

1011042242203 is an equidigital number, since it uses as much as digits as its factorization.

1011042242203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3573 (or 3559 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 1011042242203 its reverse (3022422401101), we get a palindrome (4033464643304).

The spelling of 1011042242203 in words is "one trillion, eleven billion, forty-two million, two hundred forty-two thousand, two hundred three".