102122011122102 has 16 divisors (see below), whose sum is σ = 226937802493680. Its totient is φ = 34040670374016.

The previous prime is 102122011122101. The next prime is 102122011122247. The reversal of 102122011122102 is 201221110221201.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102122011122101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 945574177003 + ... + 945574177110.

It is an arithmetic number, because the mean of its divisors is an integer number (14183612655855).

Almost surely, 2^{102122011122102} is an apocalyptic number.

102122011122102 is an abundant number, since it is smaller than the sum of its proper divisors (124815791371578).

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

102122011122102 is a wasteful number, since it uses less digits than its factorization.

102122011122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1891148354124 (or 1891148354118 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 102122011122102 its reverse (201221110221201), we get a palindrome (303343121343303).

Subtracting 102122011122102 from its reverse (201221110221201), we obtain a palindrome (99099099099099).

The spelling of 102122011122102 in words is "one hundred two trillion, one hundred twenty-two billion, eleven million, one hundred twenty-two thousand, one hundred two".