134331010000021 has 16 divisors (see below), whose sum is σ = 136526866193536. Its totient is φ = 132153013670976.

The previous prime is 134331010000013. The next prime is 134331010000027. The reversal of 134331010000021 is 120000010133431.

It is a cyclic number.

It is not a de Polignac number, because 134331010000021 - 2³ = 134331010000013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134331010000027) 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, 36752491 + ... + 40241863.

It is an arithmetic number, because the mean of its divisors is an integer number (8532929137096).

Almost surely, 2^{134331010000021} is an apocalyptic number.

It is an amenable number.

134331010000021 is a deficient number, since it is larger than the sum of its proper divisors (2195856193515).

134331010000021 is a wasteful number, since it uses less digits than its factorization.

134331010000021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3491932.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 134331010000021 its reverse (120000010133431), we get a palindrome (254331020133452).

The spelling of 134331010000021 in words is "one hundred thirty-four trillion, three hundred thirty-one billion, ten million, twenty-one", and thus it is an aban number.