102111002103 has 16 divisors (see below), whose sum is σ = 148895500032. Its totient is φ = 61731120000.

The previous prime is 102111002087. The next prime is 102111002113. The reversal of 102111002103 is 301200111201.

It is not a de Polignac number, because 102111002103 - 2⁴ = 102111002087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102111002113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3844963 + ... + 3871428.

It is an arithmetic number, because the mean of its divisors is an integer number (9305968752).

Almost surely, 2^102111002103 is an apocalyptic number.

102111002103 is a deficient number, since it is larger than the sum of its proper divisors (46784497929).

102111002103 is a wasteful number, since it uses less digits than its factorization.

102111002103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7716806.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 102111002103 its reverse (301200111201), we get a palindrome (403311113304).

The spelling of 102111002103 in words is "one hundred two billion, one hundred eleven million, two thousand, one hundred three".