102210201111212 has 24 divisors (see below), whose sum is σ = 192665512338432. Its totient is φ = 47306264187600.

The previous prime is 102210201111167. The next prime is 102210201111223. The reversal of 102210201111212 is 212111102012201.

It is a super-2 number, since 2×102210201111212² (a number of 29 digits) contains 22 as substring.

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, 17919036614 + ... + 17919042317.

It is an arithmetic number, because the mean of its divisors is an integer number (8027729680768).

Almost surely, 2^{102210201111212} is an apocalyptic number.

It is an amenable number.

102210201111212 is a deficient number, since it is larger than the sum of its proper divisors (90455311227220).

102210201111212 is a wasteful number, since it uses less digits than its factorization.

102210201111212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35838078989 (or 35838078987 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 102210201111212 its reverse (212111102012201), we get a palindrome (314321303123413).

The spelling of 102210201111212 in words is "one hundred two trillion, two hundred ten billion, two hundred one million, one hundred eleven thousand, two hundred twelve".