102221001120212 has 12 divisors (see below), whose sum is σ = 192647271342036. Its totient is φ = 47178923593920.

The previous prime is 102221001120187. The next prime is 102221001120221. The reversal of 102221001120212 is 212021100122201.

It can be written as a sum of positive squares in 2 ways, for example, as 37256691838276 + 64964309281936 = 6103826^2 + 8060044^2 .

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, 982894241489 + ... + 982894241592.

It is an arithmetic number, because the mean of its divisors is an integer number (16053939278503).

Almost surely, 2^{102221001120212} is an apocalyptic number.

It is an amenable number.

102221001120212 is a deficient number, since it is larger than the sum of its proper divisors (90426270221824).

102221001120212 is a wasteful number, since it uses less digits than its factorization.

102221001120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1965788483098 (or 1965788483096 counting only the distinct ones).

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

Adding to 102221001120212 its reverse (212021100122201), we get a palindrome (314242101242413).

The spelling of 102221001120212 in words is "one hundred two trillion, two hundred twenty-one billion, one million, one hundred twenty thousand, two hundred twelve".