121011031213303 has 16 divisors (see below), whose sum is σ = 150882832316160. Its totient is φ = 94286849875200.

The previous prime is 121011031213231. The next prime is 121011031213307. The reversal of 121011031213303 is 303312130110121.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121011031213303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121011031213307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61188333 + ... + 63135046.

It is an arithmetic number, because the mean of its divisors is an integer number (9430177019760).

Almost surely, 2^{121011031213303} is an apocalyptic number.

121011031213303 is a deficient number, since it is larger than the sum of its proper divisors (29871801102857).

121011031213303 is a wasteful number, since it uses less digits than its factorization.

121011031213303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124336038.

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

Adding to 121011031213303 its reverse (303312130110121), we get a palindrome (424323161323424).

The spelling of 121011031213303 in words is "one hundred twenty-one trillion, eleven billion, thirty-one million, two hundred thirteen thousand, three hundred three".