202021222202012 has 24 divisors (see below), whose sum is σ = 357070321237392. Its totient is φ = 100001314256000.

The previous prime is 202021222201999. The next prime is 202021222202029. The reversal of 202021222202012 is 210202222120202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18577289 + ... + 27370752.

It is an arithmetic number, because the mean of its divisors is an integer number (14877930051558).

Almost surely, 2^{202021222202012} is an apocalyptic number.

It is an amenable number.

202021222202012 is a deficient number, since it is larger than the sum of its proper divisors (155049099035380).

202021222202012 is a wasteful number, since it uses less digits than its factorization.

202021222202012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45959029 (or 45959027 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 202021222202012 its reverse (210202222120202), we get a palindrome (412223444322214).

The spelling of 202021222202012 in words is "two hundred two trillion, twenty-one billion, two hundred twenty-two million, two hundred two thousand, twelve".