2121013133011 has 8 divisors (see below), whose sum is σ = 2153242667664. Its totient is φ = 2088800440320.

The previous prime is 2121013133009. The next prime is 2121013133077. The reversal of 2121013133011 is 1103313101212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2121013133011 - 2¹ = 2121013133009 is a prime.

It is a super-2 number, since 2×2121013133011² (a number of 25 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 2121013133011.

It is not an unprimeable number, because it can be changed into a prime (2121013133111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3956590 + ... + 4460563.

It is an arithmetic number, because the mean of its divisors is an integer number (269155333458).

Almost surely, 2^{2121013133011} is an apocalyptic number.

2121013133011 is a deficient number, since it is larger than the sum of its proper divisors (32229534653).

2121013133011 is an equidigital number, since it uses as much as digits as its factorization.

2121013133011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8420981.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 2121013133011 its reverse (1103313101212), we get a palindrome (3224326234223).

The spelling of 2121013133011 in words is "two trillion, one hundred twenty-one billion, thirteen million, one hundred thirty-three thousand, eleven".