102100212220102 has 16 divisors (see below), whose sum is σ = 153955848517632. Its totient is φ = 50781608881480.

The previous prime is 102100212220073. The next prime is 102100212220121. The reversal of 102100212220102 is 201022212001201.

It is a happy number.

It is a congruent number.

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, 12828693 + ... + 19203535.

It is an arithmetic number, because the mean of its divisors is an integer number (9622240532352).

Almost surely, 2^{102100212220102} is an apocalyptic number.

102100212220102 is a deficient number, since it is larger than the sum of its proper divisors (51855636297530).

102100212220102 is a wasteful number, since it uses less digits than its factorization.

102100212220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6416963.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102100212220102 its reverse (201022212001201), we get a palindrome (303122424221303).

The spelling of 102100212220102 in words is "one hundred two trillion, one hundred billion, two hundred twelve million, two hundred twenty thousand, one hundred two".