102212210001222 has 24 divisors (see below), whose sum is σ = 225638274910464. Its totient is φ = 33427892578704.

The previous prime is 102212210001221. The next prime is 102212210001241. The reversal of 102212210001222 is 222100012212201.

It is a happy number.

102212210001222 is a `hidden beast` number, since 1 + 0 + 221 + 221 + 0 + 0 + 0 + 1 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 102212210001195 and 102212210001204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102212210001221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53570339718 + ... + 53570341625.

It is an arithmetic number, because the mean of its divisors is an integer number (9401594787936).

Almost surely, 2^{102212210001222} is an apocalyptic number.

102212210001222 is an abundant number, since it is smaller than the sum of its proper divisors (123426064909242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102212210001222 is a wasteful number, since it uses less digits than its factorization.

102212210001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107140681404 (or 107140681401 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 102212210001222 its reverse (222100012212201), we get a palindrome (324312222213423).

The spelling of 102212210001222 in words is "one hundred two trillion, two hundred twelve billion, two hundred ten million, one thousand, two hundred twenty-two".