102101220111102 has 8 divisors (see below), whose sum is σ = 204202440222216. Its totient is φ = 34033740037032.

The previous prime is 102101220111097. The next prime is 102101220111133. The reversal of 102101220111102 is 201111022101201.

It is a happy number.

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

102101220111102 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8508435009253 + ... + 8508435009264.

It is an arithmetic number, because the mean of its divisors is an integer number (25525305027777).

Almost surely, 2^{102101220111102} is an apocalyptic number.

102101220111102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

102101220111102 is a wasteful number, since it uses less digits than its factorization.

102101220111102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17016870018522.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 102101220111102 its reverse (201111022101201), we get a palindrome (303212242212303).

The spelling of 102101220111102 in words is "one hundred two trillion, one hundred one billion, two hundred twenty million, one hundred eleven thousand, one hundred two".