102210200222212 has 12 divisors (see below), whose sum is σ = 178868772282060. Its totient is φ = 51104836713056.

The previous prime is 102210200222209. The next prime is 102210200222213. The reversal of 102210200222212 is 212222002012201.

It can be written as a sum of positive squares in 2 ways, for example, as 67885998575616 + 34324201646596 = 8239296^2 + 5858686^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 102210200222212.

It is not an unprimeable number, because it can be changed into a prime (102210200222213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64975123 + ... + 66529594.

It is an arithmetic number, because the mean of its divisors is an integer number (14905731023505).

Almost surely, 2^{102210200222212} is an apocalyptic number.

It is an amenable number.

102210200222212 is a deficient number, since it is larger than the sum of its proper divisors (76658572059848).

102210200222212 is a wasteful number, since it uses less digits than its factorization.

102210200222212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131699030 (or 131699028 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 102210200222212 its reverse (212222002012201), we get a palindrome (314432202234413).

The spelling of 102210200222212 in words is "one hundred two trillion, two hundred ten billion, two hundred million, two hundred twenty-two thousand, two hundred twelve".