1103121203101 has 8 divisors (see below), whose sum is σ = 1105030747008. Its totient is φ = 1101212868000.

The previous prime is 1103121203099. The next prime is 1103121203111. The reversal of 1103121203101 is 1013021213011.

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 1103121203101 - 2¹ = 1103121203099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103121203111) 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, 1534156 + ... + 2135386.

It is an arithmetic number, because the mean of its divisors is an integer number (138128843376).

Almost surely, 2^{1103121203101} is an apocalyptic number.

It is an amenable number.

1103121203101 is a deficient number, since it is larger than the sum of its proper divisors (1909543907).

1103121203101 is an equidigital number, since it uses as much as digits as its factorization.

1103121203101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604403.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1103121203101 its reverse (1013021213011), we get a palindrome (2116142416112).

The spelling of 1103121203101 in words is "one trillion, one hundred three billion, one hundred twenty-one million, two hundred three thousand, one hundred one".