202212221100212 has 24 divisors (see below), whose sum is σ = 357594717960480. Its totient is φ = 100043532237600.

The previous prime is 202212221100173. The next prime is 202212221100229. The reversal of 202212221100212 is 212001122212202.

It is a super-3 number, since 3×202212221100212³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153161162 + ... + 154475777.

It is an arithmetic number, because the mean of its divisors is an integer number (14899779915020).

Almost surely, 2^{202212221100212} is an apocalyptic number.

It is an amenable number.

202212221100212 is a deficient number, since it is larger than the sum of its proper divisors (155382496860268).

202212221100212 is a wasteful number, since it uses less digits than its factorization.

202212221100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307638671 (or 307638669 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 202212221100212 its reverse (212001122212202), we get a palindrome (414213343312414).

The spelling of 202212221100212 in words is "two hundred two trillion, two hundred twelve billion, two hundred twenty-one million, one hundred thousand, two hundred twelve".