131122144011 has 16 divisors (see below), whose sum is σ = 180667404288. Its totient is φ = 84502017600.

The previous prime is 131122143877. The next prime is 131122144037. The reversal of 131122144011 is 110441221131.

It is not a de Polignac number, because 131122144011 - 2¹⁵ = 131122111243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131122144061) 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, 689106 + ... + 858551.

It is an arithmetic number, because the mean of its divisors is an integer number (11291712768).

Almost surely, 2^131122144011 is an apocalyptic number.

131122144011 is a deficient number, since it is larger than the sum of its proper divisors (49545260277).

131122144011 is a wasteful number, since it uses less digits than its factorization.

131122144011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1548602.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 131122144011 its reverse (110441221131), we get a palindrome (241563365142).

The spelling of 131122144011 in words is "one hundred thirty-one billion, one hundred twenty-two million, one hundred forty-four thousand, eleven".