11000120131 has 16 divisors (see below), whose sum is σ = 14769393408. Its totient is φ = 7912173600.

The previous prime is 11000120119. The next prime is 11000120137. The reversal of 11000120131 is 13102100011.

It is a cyclic number.

It is not a de Polignac number, because 11000120131 - 2⁹ = 11000119619 is a prime.

It is a super-2 number, since 2×11000120131² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11000120137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5493565 + ... + 5495566.

It is an arithmetic number, because the mean of its divisors is an integer number (923087088).

Almost surely, 2^11000120131 is an apocalyptic number.

11000120131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11000120131 is a deficient number, since it is larger than the sum of its proper divisors (3769273277).

11000120131 is a wasteful number, since it uses less digits than its factorization.

11000120131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10989162.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 11000120131 its reverse (13102100011), we get a palindrome (24102220142).

It can be divided in two parts, 11000 and 120131, that added together give a palindrome (131131).

The spelling of 11000120131 in words is "eleven billion, one hundred twenty thousand, one hundred thirty-one".