2000022021212 has 6 divisors (see below), whose sum is σ = 3500038537128. Its totient is φ = 1000011010604.

The previous prime is 2000022021211. The next prime is 2000022021343. The reversal of 2000022021212 is 2121202200002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000022021211) by changing a digit.

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 as a sum of consecutive naturals, namely, 250002752648 + ... + 250002752655.

It is an arithmetic number, because the mean of its divisors is an integer number (583339756188).

Almost surely, 2^{2000022021212} is an apocalyptic number.

It is an amenable number.

2000022021212 is a deficient number, since it is larger than the sum of its proper divisors (1500016515916).

2000022021212 is a wasteful number, since it uses less digits than its factorization.

2000022021212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500005505307 (or 500005505305 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2000022021212 its reverse (2121202200002), we get a palindrome (4121224221214).

The spelling of 2000022021212 in words is "two trillion, twenty-two million, twenty-one thousand, two hundred twelve".