2012210002121 has 8 divisors (see below), whose sum is σ = 2225208571104. Its totient is φ = 1804223164320.

The previous prime is 2012210002111. The next prime is 2012210002151. The reversal of 2012210002121 is 1212000122102.

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 2012210002121 - 2²² = 2012205807817 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2012210002096 and 2012210002105.

It is not an unprimeable number, because it can be changed into a prime (2012210002111) 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, 1252931951 + ... + 1252933556.

It is an arithmetic number, because the mean of its divisors is an integer number (278151071388).

Almost surely, 2^{2012210002121} is an apocalyptic number.

It is an amenable number.

2012210002121 is a deficient number, since it is larger than the sum of its proper divisors (212998568983).

2012210002121 is a wasteful number, since it uses less digits than its factorization.

2012210002121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2505865591.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2012210002121 its reverse (1212000122102), we get a palindrome (3224210124223).

The spelling of 2012210002121 in words is "two trillion, twelve billion, two hundred ten million, two thousand, one hundred twenty-one".