102110211122212 has 36 divisors (see below), whose sum is σ = 179745134622480. Its totient is φ = 50756206018672.

The previous prime is 102110211122203. The next prime is 102110211122221. The reversal of 102110211122212 is 212221112011201.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (102110211122203) and next prime (102110211122221).

It is a self number, because there is not a number n which added to its sum of digits gives 102110211122212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 484226343 + ... + 484437169.

It is an arithmetic number, because the mean of its divisors is an integer number (4992920406180).

Almost surely, 2^{102110211122212} is an apocalyptic number.

It is an amenable number.

102110211122212 is a deficient number, since it is larger than the sum of its proper divisors (77634923500268).

102110211122212 is a wasteful number, since it uses less digits than its factorization.

102110211122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214968 (or 214787 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 102110211122212 its reverse (212221112011201), we get a palindrome (314331323133413).

The spelling of 102110211122212 in words is "one hundred two trillion, one hundred ten billion, two hundred eleven million, one hundred twenty-two thousand, two hundred twelve".