11133120010121 has 4 divisors (see below), whose sum is σ = 11134554883200. Its totient is φ = 11131685137044.

The previous prime is 11133120010031. The next prime is 11133120010123. The reversal of 11133120010121 is 12101002133111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11133120010121 - 2¹⁸ = 11133119747977 is a prime.

It is a super-2 number, since 2×11133120010121² (a number of 27 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 11133120010121.

It is not an unprimeable number, because it can be changed into a prime (11133120010123) 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, 717424901 + ... + 717440418.

It is an arithmetic number, because the mean of its divisors is an integer number (2783638720800).

Almost surely, 2^{11133120010121} is an apocalyptic number.

It is an amenable number.

11133120010121 is a deficient number, since it is larger than the sum of its proper divisors (1434873079).

11133120010121 is an equidigital number, since it uses as much as digits as its factorization.

11133120010121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1434873078.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 11133120010121 its reverse (12101002133111), we get a palindrome (23234122143232).

The spelling of 11133120010121 in words is "eleven trillion, one hundred thirty-three billion, one hundred twenty million, ten thousand, one hundred twenty-one".