2002021222012 has 48 divisors (see below), whose sum is σ = 4354157481408. Its totient is φ = 785712614400.

The previous prime is 2002021221931. The next prime is 2002021222027. The reversal of 2002021222012 is 2102221202002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56819239 + ... + 56854462.

It is an arithmetic number, because the mean of its divisors is an integer number (90711614196).

Almost surely, 2^{2002021222012} is an apocalyptic number.

It is an amenable number.

2002021222012 is an abundant number, since it is smaller than the sum of its proper divisors (2352136259396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2002021222012 is a wasteful number, since it uses less digits than its factorization.

2002021222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113673766 (or 113673764 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2002021222012 its reverse (2102221202002), we get a palindrome (4104242424014).

The spelling of 2002021222012 in words is "two trillion, two billion, twenty-one million, two hundred twenty-two thousand, twelve".