134002011021021 has 256 divisors, whose sum is σ = 246213299404800. Its totient is φ = 70815479904000.

The previous prime is 134002011021019. The next prime is 134002011021103. The reversal of 134002011021021 is 120120110200431.

134002011021021 is a `hidden beast` number, since 1 + 3 + 400 + 20 + 1 + 10 + 210 + 21 = 666.

It is not a de Polignac number, because 134002011021021 - 2¹ = 134002011021019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134002011020985 and 134002011021003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134002011021121) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 68683756596 + ... + 68683758546.

It is an arithmetic number, because the mean of its divisors is an integer number (961770700800).

Almost surely, 2^{134002011021021} is an apocalyptic number.

134002011021021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

134002011021021 is a deficient number, since it is larger than the sum of its proper divisors (112211288383779).

134002011021021 is a wasteful number, since it uses less digits than its factorization.

134002011021021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4229 (or 4223 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 134002011021021 its reverse (120120110200431), we get a palindrome (254122121221452).

The spelling of 134002011021021 in words is "one hundred thirty-four trillion, two billion, eleven million, twenty-one thousand, twenty-one".