202212121001012 has 12 divisors (see below), whose sum is σ = 356214729711456. Its totient is φ = 100436483940600.

The previous prime is 202212121000979. The next prime is 202212121001029. The reversal of 202212121001012 is 210100121212202.

It is a congruent 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, 167394139298 + ... + 167394140505.

It is an arithmetic number, because the mean of its divisors is an integer number (29684560809288).

Almost surely, 2^{202212121001012} is an apocalyptic number.

It is an amenable number.

202212121001012 is a deficient number, since it is larger than the sum of its proper divisors (154002608710444).

202212121001012 is a wasteful number, since it uses less digits than its factorization.

202212121001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334788279958 (or 334788279956 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 202212121001012 its reverse (210100121212202), we get a palindrome (412312242213214).

The spelling of 202212121001012 in words is "two hundred two trillion, two hundred twelve billion, one hundred twenty-one million, one thousand, twelve".