1111021122203 has 8 divisors (see below), whose sum is σ = 1193933147472. Its totient is φ = 1030059968256.

The previous prime is 1111021122181. The next prime is 1111021122229. The reversal of 1111021122203 is 3022211201111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1111021122203 - 2²⁰ = 1111020073627 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (1111021122503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 487716650 + ... + 487718927.

It is an arithmetic number, because the mean of its divisors is an integer number (149241643434).

Almost surely, 2^{1111021122203} is an apocalyptic number.

1111021122203 is a deficient number, since it is larger than the sum of its proper divisors (82912025269).

1111021122203 is an equidigital number, since it uses as much as digits as its factorization.

1111021122203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975435661.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 1111021122203 its reverse (3022211201111), we get a palindrome (4133232323314).

The spelling of 1111021122203 in words is "one trillion, one hundred eleven billion, twenty-one million, one hundred twenty-two thousand, two hundred three".