134001123012020 has 144 divisors (see below), whose sum is σ = 321245197136640. Its totient is φ = 46882598864640.

The previous prime is 134001123011963. The next prime is 134001123012037. The reversal of 134001123012020 is 20210321100431.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 134001123011983 and 134001123012001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3273539 + ... + 16694858.

It is an arithmetic number, because the mean of its divisors is an integer number (2230869424560).

Almost surely, 2^{134001123012020} is an apocalyptic number.

134001123012020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134001123012020 is an abundant number, since it is smaller than the sum of its proper divisors (187244074124620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134001123012020 is a wasteful number, since it uses less digits than its factorization.

134001123012020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19968534 (or 19968521 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 134001123012020 its reverse (20210321100431), we get a palindrome (154211444112451).

The spelling of 134001123012020 in words is "one hundred thirty-four trillion, one billion, one hundred twenty-three million, twelve thousand, twenty".