2002021211212 has 12 divisors (see below), whose sum is σ = 3822040494216. Its totient is φ = 910009641440.

The previous prime is 2002021211207. The next prime is 2002021211257. The reversal of 2002021211212 is 2121121202002.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22750240993 + ... + 22750241080.

It is an arithmetic number, because the mean of its divisors is an integer number (318503374518).

Almost surely, 2^{2002021211212} is an apocalyptic number.

2002021211212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2002021211212 is a deficient number, since it is larger than the sum of its proper divisors (1820019283004).

2002021211212 is a wasteful number, since it uses less digits than its factorization.

2002021211212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45500482088 (or 45500482086 counting only the distinct ones).

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

Adding to 2002021211212 its reverse (2121121202002), we get a palindrome (4123142413214).

The spelling of 2002021211212 in words is "two trillion, two billion, twenty-one million, two hundred eleven thousand, two hundred twelve".