121313333003311 has 4 divisors (see below), whose sum is σ = 121328289654624. Its totient is φ = 121298376352000.

The previous prime is 121313333003287. The next prime is 121313333003321. The reversal of 121313333003311 is 113300333313121.

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 121313333003311 - 2⁷ = 121313333003183 is a prime.

It is a super-2 number, since 2×121313333003311² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 121313333003311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121313333003321) 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, 7478313490 + ... + 7478329711.

It is an arithmetic number, because the mean of its divisors is an integer number (30332072413656).

Almost surely, 2^{121313333003311} is an apocalyptic number.

121313333003311 is a deficient number, since it is larger than the sum of its proper divisors (14956651313).

121313333003311 is an equidigital number, since it uses as much as digits as its factorization.

121313333003311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14956651312.

The product of its (nonzero) digits is 4374, while the sum is 28.

Adding to 121313333003311 its reverse (113300333313121), we get a palindrome (234613666316432).

The spelling of 121313333003311 in words is "one hundred twenty-one trillion, three hundred thirteen billion, three hundred thirty-three million, three thousand, three hundred eleven".