102103311121 has 8 divisors (see below), whose sum is σ = 116884310400. Its totient is φ = 87371014848.

The previous prime is 102103311109. The next prime is 102103311161. The reversal of 102103311121 is 121113301201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102103311121 - 2²⁷ = 101969093393 is a prime.

It is a super-2 number, since 2×102103311121² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102103311095 and 102103311104.

It is not an unprimeable number, because it can be changed into a prime (102103311161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12171256 + ... + 12179641.

It is an arithmetic number, because the mean of its divisors is an integer number (14610538800).

Almost surely, 2^102103311121 is an apocalyptic number.

It is an amenable number.

102103311121 is a deficient number, since it is larger than the sum of its proper divisors (14780999279).

102103311121 is an equidigital number, since it uses as much as digits as its factorization.

102103311121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24351503.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 102103311121 its reverse (121113301201), we get a palindrome (223216612322).

The spelling of 102103311121 in words is "one hundred two billion, one hundred three million, three hundred eleven thousand, one hundred twenty-one".