102201112001012 has 6 divisors (see below), whose sum is σ = 178851946001778. Its totient is φ = 51100556000504.

The previous prime is 102201112000993. The next prime is 102201112001077. The reversal of 102201112001012 is 210100211102201.

It can be written as a sum of positive squares in only one way, i.e., 100957561399696 + 1243550601316 = 10047764^2 + 1115146^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12775139000123 + ... + 12775139000130.

It is an arithmetic number, because the mean of its divisors is an integer number (29808657666963).

Almost surely, 2^{102201112001012} is an apocalyptic number.

It is an amenable number.

102201112001012 is a deficient number, since it is larger than the sum of its proper divisors (76650834000766).

102201112001012 is a wasteful number, since it uses less digits than its factorization.

102201112001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25550278000257 (or 25550278000255 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 102201112001012 its reverse (210100211102201), we get a palindrome (312301323103213).

The spelling of 102201112001012 in words is "one hundred two trillion, two hundred one billion, one hundred twelve million, one thousand, twelve".