102212211220102 has 8 divisors (see below), whose sum is σ = 154204549875936. Its totient is φ = 50810694594792.

The previous prime is 102212211220079. The next prime is 102212211220103. The reversal of 102212211220102 is 201022112212201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×102212211220102² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 102212211220102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102212211220103) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 147705507198 + ... + 147705507889.

It is an arithmetic number, because the mean of its divisors is an integer number (19275568734492).

Almost surely, 2^{102212211220102} is an apocalyptic number.

102212211220102 is a deficient number, since it is larger than the sum of its proper divisors (51992338655834).

102212211220102 is a wasteful number, since it uses less digits than its factorization.

102212211220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295411015262.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 102212211220102 its reverse (201022112212201), we get a palindrome (303234323432303).

The spelling of 102212211220102 in words is "one hundred two trillion, two hundred twelve billion, two hundred eleven million, two hundred twenty thousand, one hundred two".