102001011103 has 16 divisors (see below), whose sum is σ = 104036582304. Its totient is φ = 99977708160.

The previous prime is 102001011059. The next prime is 102001011127. The reversal of 102001011103 is 301110100201.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102001011103 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102001011103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102001011173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43274601 + ... + 43276957.

It is an arithmetic number, because the mean of its divisors is an integer number (6502286394).

Almost surely, 2^102001011103 is an apocalyptic number.

102001011103 is a deficient number, since it is larger than the sum of its proper divisors (2035571201).

102001011103 is a wasteful number, since it uses less digits than its factorization.

102001011103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4602.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 102001011103 its reverse (301110100201), we get a palindrome (403111111304).

The spelling of 102001011103 in words is "one hundred two billion, one million, eleven thousand, one hundred three".