10011211213331 has 4 divisors (see below), whose sum is σ = 10052751509064. Its totient is φ = 9969670917600.

The previous prime is 10011211213313. The next prime is 10011211213337. The reversal of 10011211213331 is 13331211211001.

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 10011211213331 - 2⁴² = 5613164702227 is a prime.

It is a super-2 number, since 2×10011211213331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10011211213337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20770147505 + ... + 20770147986.

It is an arithmetic number, because the mean of its divisors is an integer number (2513187877266).

Almost surely, 2^{10011211213331} is an apocalyptic number.

10011211213331 is a deficient number, since it is larger than the sum of its proper divisors (41540295733).

10011211213331 is an equidigital number, since it uses as much as digits as its factorization.

10011211213331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41540295732.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 10011211213331 its reverse (13331211211001), we get a palindrome (23342422424332).

The spelling of 10011211213331 in words is "ten trillion, eleven billion, two hundred eleven million, two hundred thirteen thousand, three hundred thirty-one".