102132221123 has 2 divisors, whose sum is σ = 102132221124. Its totient is φ = 102132221122.

The previous prime is 102132221117. The next prime is 102132221131. The reversal of 102132221123 is 321122231201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102132221123 is a prime.

It is a super-3 number, since 3×102132221123³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 102132221095 and 102132221104.

It is not a weakly prime, because it can be changed into another prime (102132221143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51066110561 + 51066110562.

It is an arithmetic number, because the mean of its divisors is an integer number (51066110562).

Almost surely, 2^102132221123 is an apocalyptic number.

102132221123 is a deficient number, since it is larger than the sum of its proper divisors (1).

102132221123 is an equidigital number, since it uses as much as digits as its factorization.

102132221123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 102132221123 its reverse (321122231201), we get a palindrome (423254452324).

The spelling of 102132221123 in words is "one hundred two billion, one hundred thirty-two million, two hundred twenty-one thousand, one hundred twenty-three".