102010101221212 has 24 divisors (see below), whose sum is σ = 180156386822720. Its totient is φ = 50536852689600.

The previous prime is 102010101221209. The next prime is 102010101221227. The reversal of 102010101221212 is 212122101010201.

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, 104641837 + ... + 105612187.

Almost surely, 2^{102010101221212} is an apocalyptic number.

It is an amenable number.

102010101221212 is a deficient number, since it is larger than the sum of its proper divisors (78146285601508).

102010101221212 is a wasteful number, since it uses less digits than its factorization.

102010101221212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211581 (or 1211579 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 102010101221212 its reverse (212122101010201), we get a palindrome (314132202231413).

The spelling of 102010101221212 in words is "one hundred two trillion, ten billion, one hundred one million, two hundred twenty-one thousand, two hundred twelve".