134121300131 has 32 divisors (see below), whose sum is σ = 174820560768. Its totient is φ = 99853977600.

The previous prime is 134121300127. The next prime is 134121300139. The reversal of 134121300131 is 131003121431.

It is not a de Polignac number, because 134121300131 - 2² = 134121300127 is a prime.

It is a super-2 number, since 2×134121300131² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134121300139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12217361 + ... + 12228333.

It is an arithmetic number, because the mean of its divisors is an integer number (5463142524).

Almost surely, 2^134121300131 is an apocalyptic number.

134121300131 is a deficient number, since it is larger than the sum of its proper divisors (40699260637).

134121300131 is a wasteful number, since it uses less digits than its factorization.

134121300131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18911.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 134121300131 its reverse (131003121431), we get a palindrome (265124421562).

It can be divided in two parts, 134121300 and 131, that added together give a palindrome (134121431).

The spelling of 134121300131 in words is "one hundred thirty-four billion, one hundred twenty-one million, three hundred thousand, one hundred thirty-one".