102100010001102 has 96 divisors (see below), whose sum is σ = 229284187984800. Its totient is φ = 32796705828096.

The previous prime is 102100010001079. The next prime is 102100010001113. The reversal of 102100010001102 is 201100010001201.

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 47 ways as a sum of consecutive naturals, for example, 2465388948 + ... + 2465430360.

It is an arithmetic number, because the mean of its divisors is an integer number (2388376958175).

Almost surely, 2^{102100010001102} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102100010001102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114642093992400).

102100010001102 is an abundant number, since it is smaller than the sum of its proper divisors (127184177983698).

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

102100010001102 is a wasteful number, since it uses less digits than its factorization.

102100010001102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50402 (or 50399 counting only the distinct ones).

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

Adding to 102100010001102 its reverse (201100010001201), we get a palindrome (303200020002303).

Subtracting 102100010001102 from its reverse (201100010001201), we obtain a palindrome (99000000000099).

The spelling of 102100010001102 in words is "one hundred two trillion, one hundred billion, ten million, one thousand, one hundred two".