121130022103 has 4 divisors (see below), whose sum is σ = 124084412928. Its totient is φ = 118175631280.

The previous prime is 121130022029. The next prime is 121130022107. The reversal of 121130022103 is 301220031121.

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 121130022103 - 2⁹ = 121130021591 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 (121130022107) 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, 1477195351 + ... + 1477195432.

It is an arithmetic number, because the mean of its divisors is an integer number (31021103232).

Almost surely, 2^121130022103 is an apocalyptic number.

121130022103 is a deficient number, since it is larger than the sum of its proper divisors (2954390825).

121130022103 is an equidigital number, since it uses as much as digits as its factorization.

121130022103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2954390824.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 121130022103 its reverse (301220031121), we get a palindrome (422350053224).

The spelling of 121130022103 in words is "one hundred twenty-one billion, one hundred thirty million, twenty-two thousand, one hundred three".