101200110102 has 64 divisors (see below), whose sum is σ = 276786639360. Its totient is φ = 26690137632.

The previous prime is 101200110079. The next prime is 101200110113. The reversal of 101200110102 is 201011002101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10292208 + ... + 10302035.

It is an arithmetic number, because the mean of its divisors is an integer number (4324791240).

Almost surely, 2^101200110102 is an apocalyptic number.

101200110102 is an abundant number, since it is smaller than the sum of its proper divisors (175586529258).

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

101200110102 is a wasteful number, since it uses less digits than its factorization.

101200110102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20594274 (or 20594268 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 101200110102 its reverse (201011002101), we get a palindrome (302211112203).

The spelling of 101200110102 in words is "one hundred one billion, two hundred million, one hundred ten thousand, one hundred two".