2021200222012 has 6 divisors (see below), whose sum is σ = 3537100388528. Its totient is φ = 1010600111004.

The previous prime is 2021200222001. The next prime is 2021200222039. The reversal of 2021200222012 is 2102220021202.

It is a super-2 number, since 2×2021200222012² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252650027748 + ... + 252650027755.

Almost surely, 2^{2021200222012} is an apocalyptic number.

It is an amenable number.

2021200222012 is a deficient number, since it is larger than the sum of its proper divisors (1515900166516).

2021200222012 is a wasteful number, since it uses less digits than its factorization.

2021200222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505300055507 (or 505300055505 counting only the distinct ones).

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

Adding to 2021200222012 its reverse (2102220021202), we get a palindrome (4123420243214).

The spelling of 2021200222012 in words is "two trillion, twenty-one billion, two hundred million, two hundred twenty-two thousand, twelve".