2012010200121 has 8 divisors (see below), whose sum is σ = 2683720478880. Its totient is φ = 1340820027392.

The previous prime is 2012010200107. The next prime is 2012010200131. The reversal of 2012010200121 is 1210020102102.

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 2012010200121 - 2⁹ = 2012010199609 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2012010200097 and 2012010200106.

It is not an unprimeable number, because it can be changed into a prime (2012010200131) 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, 130017480 + ... + 130032953.

It is an arithmetic number, because the mean of its divisors is an integer number (335465059860).

Almost surely, 2^{2012010200121} is an apocalyptic number.

It is an amenable number.

2012010200121 is a deficient number, since it is larger than the sum of its proper divisors (671710278759).

2012010200121 is a wasteful number, since it uses less digits than its factorization.

2012010200121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260053015.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2012010200121 its reverse (1210020102102), we get a palindrome (3222030302223).

The spelling of 2012010200121 in words is "two trillion, twelve billion, ten million, two hundred thousand, one hundred twenty-one".