102112002123 has 8 divisors (see below), whose sum is σ = 138066932736. Its totient is φ = 67115869800.

The previous prime is 102112002121. The next prime is 102112002127. The reversal of 102112002123 is 321200211201.

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

It is not a de Polignac number, because 102112002123 - 2¹ = 102112002121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102112002121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239699323 + ... + 239699748.

It is an arithmetic number, because the mean of its divisors is an integer number (17258366592).

Almost surely, 2^102112002123 is an apocalyptic number.

102112002123 is a deficient number, since it is larger than the sum of its proper divisors (35954930613).

102112002123 is an equidigital number, since it uses as much as digits as its factorization.

102112002123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479399145.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 102112002123 its reverse (321200211201), we get a palindrome (423312213324).

The spelling of 102112002123 in words is "one hundred two billion, one hundred twelve million, two thousand, one hundred twenty-three".