212012000010121 has 8 divisors (see below), whose sum is σ = 212836020886944. Its totient is φ = 211189132418880.

The previous prime is 212012000010079. The next prime is 212012000010127. The reversal of 212012000010121 is 121010000210212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 212012000010121 - 2³³ = 212003410075529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212012000010127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287953015 + ... + 288688348.

It is an arithmetic number, because the mean of its divisors is an integer number (26604502610868).

Almost surely, 2^{212012000010121} is an apocalyptic number.

It is an amenable number.

212012000010121 is a deficient number, since it is larger than the sum of its proper divisors (824020876823).

212012000010121 is a wasteful number, since it uses less digits than its factorization.

212012000010121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576642791.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 212012000010121 its reverse (121010000210212), we get a palindrome (333022000220333).

The spelling of 212012000010121 in words is "two hundred twelve trillion, twelve billion, ten thousand, one hundred twenty-one".