2012121212002 has 64 divisors (see below), whose sum is σ = 3444044220288. Its totient is φ = 873642240000.

The previous prime is 2012121211973. The next prime is 2012121212009. The reversal of 2012121212002 is 2002121212102.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2012121212009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8909377 + ... + 9132427.

It is an arithmetic number, because the mean of its divisors is an integer number (53813190942).

Almost surely, 2^{2012121212002} is an apocalyptic number.

2012121212002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2012121212002 is a deficient number, since it is larger than the sum of its proper divisors (1431923008286).

2012121212002 is a wasteful number, since it uses less digits than its factorization.

2012121212002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223315.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2012121212002 its reverse (2002121212102), we get a palindrome (4014242424104).

The spelling of 2012121212002 in words is "two trillion, twelve billion, one hundred twenty-one million, two hundred twelve thousand, two".