121133103300103 has 4 divisors (see below), whose sum is σ = 121515226654680. Its totient is φ = 120750979945528.

The previous prime is 121133103300089. The next prime is 121133103300107. The reversal of 121133103300103 is 301003301331121.

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 121133103300103 - 2⁵ = 121133103300071 is a prime.

It is a super-2 number, since 2×121133103300103² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121133103300107) 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, 191061676813 + ... + 191061677446.

It is an arithmetic number, because the mean of its divisors is an integer number (30378806663670).

Almost surely, 2^{121133103300103} is an apocalyptic number.

121133103300103 is a deficient number, since it is larger than the sum of its proper divisors (382123354577).

121133103300103 is an equidigital number, since it uses as much as digits as its factorization.

121133103300103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382123354576.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 121133103300103 its reverse (301003301331121), we get a palindrome (422136404631224).

The spelling of 121133103300103 in words is "one hundred twenty-one trillion, one hundred thirty-three billion, one hundred three million, three hundred thousand, one hundred three".