102111200121095 has 16 divisors (see below), whose sum is σ = 137285623359648. Its totient is φ = 72255591239040.

The previous prime is 102111200121079. The next prime is 102111200121103. The reversal of 102111200121095 is 590121002111201.

It is not a de Polignac number, because 102111200121095 - 2⁴ = 102111200121079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25088744924 + ... + 25088748993.

It is an arithmetic number, because the mean of its divisors is an integer number (8580351459978).

Almost surely, 2^{102111200121095} is an apocalyptic number.

102111200121095 is a deficient number, since it is larger than the sum of its proper divisors (35174423238553).

102111200121095 is a wasteful number, since it uses less digits than its factorization.

102111200121095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50177493970.

The product of its (nonzero) digits is 360, while the sum is 26.

Adding to 102111200121095 its reverse (590121002111201), we get a palindrome (692232202232296).

The spelling of 102111200121095 in words is "one hundred two trillion, one hundred eleven billion, two hundred million, one hundred twenty-one thousand, ninety-five".