11012011101331 has 4 divisors (see below), whose sum is σ = 11591590633000. Its totient is φ = 10432431569664.

The previous prime is 11012011101319. The next prime is 11012011101341. The reversal of 11012011101331 is 13310111021011.

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 11012011101331 - 2⁹ = 11012011100819 is a prime.

It is a super-2 number, since 2×11012011101331² (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 (11012011101341) 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, 289789765806 + ... + 289789765843.

It is an arithmetic number, because the mean of its divisors is an integer number (2897897658250).

Almost surely, 2^{11012011101331} is an apocalyptic number.

11012011101331 is a deficient number, since it is larger than the sum of its proper divisors (579579531669).

11012011101331 is an equidigital number, since it uses as much as digits as its factorization.

11012011101331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579579531668.

The product of its (nonzero) digits is 18, while the sum is 16.

Adding to 11012011101331 its reverse (13310111021011), we get a palindrome (24322122122342).

The spelling of 11012011101331 in words is "eleven trillion, twelve billion, eleven million, one hundred one thousand, three hundred thirty-one".