121102031133103 has 4 divisors (see below), whose sum is σ = 123918357438568. Its totient is φ = 118285704827640.

The previous prime is 121102031133053. The next prime is 121102031133169. The reversal of 121102031133103 is 301331130201121.

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

It is a cyclic number.

It is not a de Polignac number, because 121102031133103 - 2⁴⁵ = 85917659044271 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 (121102031103103) 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, 1408163152668 + ... + 1408163152753.

It is an arithmetic number, because the mean of its divisors is an integer number (30979589359642).

Almost surely, 2^{121102031133103} is an apocalyptic number.

121102031133103 is a deficient number, since it is larger than the sum of its proper divisors (2816326305465).

121102031133103 is an equidigital number, since it uses as much as digits as its factorization.

121102031133103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2816326305464.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 121102031133103 its reverse (301331130201121), we get a palindrome (422433161334224).

The spelling of 121102031133103 in words is "one hundred twenty-one trillion, one hundred two billion, thirty-one million, one hundred thirty-three thousand, one hundred three".