2110121010133 has 4 divisors (see below), whose sum is σ = 2159193591808. Its totient is φ = 2061048428460.

The previous prime is 2110121010131. The next prime is 2110121010161. The reversal of 2110121010133 is 3310101210112.

It is a happy number.

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 2110121010133 - 2¹ = 2110121010131 is a prime.

It is a super-2 number, since 2×2110121010133² (a number of 25 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 (2110121010131) 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, 24536290773 + ... + 24536290858.

It is an arithmetic number, because the mean of its divisors is an integer number (539798397952).

Almost surely, 2^{2110121010133} is an apocalyptic number.

It is an amenable number.

2110121010133 is a deficient number, since it is larger than the sum of its proper divisors (49072581675).

2110121010133 is an equidigital number, since it uses as much as digits as its factorization.

2110121010133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49072581674.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 2110121010133 its reverse (3310101210112), we get a palindrome (5420222220245).

The spelling of 2110121010133 in words is "two trillion, one hundred ten billion, one hundred twenty-one million, ten thousand, one hundred thirty-three".