102101123223 has 48 divisors (see below), whose sum is σ = 168050787840. Its totient is φ = 59165467200.

The previous prime is 102101123171. The next prime is 102101123231. The reversal of 102101123223 is 322321101201.

It is not a de Polignac number, because 102101123223 - 2¹⁰ = 102101122199 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102101123196 and 102101123205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102101133223) 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 47 ways as a sum of consecutive naturals, for example, 123078 + ... + 468348.

It is an arithmetic number, because the mean of its divisors is an integer number (3501058080).

Almost surely, 2^102101123223 is an apocalyptic number.

102101123223 is a deficient number, since it is larger than the sum of its proper divisors (65949664617).

102101123223 is a wasteful number, since it uses less digits than its factorization.

102101123223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345420 (or 345417 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 102101123223 its reverse (322321101201), we get a palindrome (424422224424).

The spelling of 102101123223 in words is "one hundred two billion, one hundred one million, one hundred twenty-three thousand, two hundred twenty-three".