111100020111203 has 32 divisors (see below), whose sum is σ = 126306221106240. Its totient is φ = 97081903226880.

The previous prime is 111100020111191. The next prime is 111100020111211. The reversal of 111100020111203 is 302111020001111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111100020111203 is a prime.

It is a super-2 number, since 2×111100020111203² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111100020111103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11398601 + ... + 18765077.

It is an arithmetic number, because the mean of its divisors is an integer number (3947069409570).

Almost surely, 2^{111100020111203} is an apocalyptic number.

111100020111203 is a deficient number, since it is larger than the sum of its proper divisors (15206200995037).

111100020111203 is a wasteful number, since it uses less digits than its factorization.

111100020111203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7367447.

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

Adding to 111100020111203 its reverse (302111020001111), we get a palindrome (413211040112314).

The spelling of 111100020111203 in words is "one hundred eleven trillion, one hundred billion, twenty million, one hundred eleven thousand, two hundred three".