1202001111103 has 4 divisors (see below), whose sum is σ = 1294462735048. Its totient is φ = 1109539487160.

The previous prime is 1202001111089. The next prime is 1202001111127. The reversal of 1202001111103 is 3011111002021.

It is a happy number.

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

It is not a de Polignac number, because 1202001111103 - 2²⁹ = 1201464240191 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 92461623931 = 1202001111103 / (1 + 2 + 0 + 2 + 0 + 0 + 1 + 1 + 1 + 1 + 1 + 0 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202001111173) 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, 46230811953 + ... + 46230811978.

It is an arithmetic number, because the mean of its divisors is an integer number (323615683762).

Almost surely, 2^{1202001111103} is an apocalyptic number.

1202001111103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1202001111103 is a deficient number, since it is larger than the sum of its proper divisors (92461623945).

1202001111103 is an equidigital number, since it uses as much as digits as its factorization.

1202001111103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92461623944.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1202001111103 its reverse (3011111002021), we get a palindrome (4213112113124).

The spelling of 1202001111103 in words is "one trillion, two hundred two billion, one million, one hundred eleven thousand, one hundred three".