101221022010212 has 24 divisors (see below), whose sum is σ = 199056725560896. Its totient is φ = 44686203696288.

The previous prime is 101221022010209. The next prime is 101221022010233. The reversal of 101221022010212 is 212010220122101.

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, 42316479578 + ... + 42316481969.

It is an arithmetic number, because the mean of its divisors is an integer number (8294030231704).

Almost surely, 2^{101221022010212} is an apocalyptic number.

It is an amenable number.

101221022010212 is a deficient number, since it is larger than the sum of its proper divisors (97835703550684).

101221022010212 is a wasteful number, since it uses less digits than its factorization.

101221022010212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84632961587 (or 84632961585 counting only the distinct ones).

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

Adding to 101221022010212 its reverse (212010220122101), we get a palindrome (313231242132313).

The spelling of 101221022010212 in words is "one hundred one trillion, two hundred twenty-one billion, twenty-two million, ten thousand, two hundred twelve".