102123310103102 has 64 divisors (see below), whose sum is σ = 166192592348160. Its totient is φ = 46900160956800.

The previous prime is 102123310103051. The next prime is 102123310103107. The reversal of 102123310103102 is 201301013321201.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102123310103107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 497411873 + ... + 497617139.

It is an arithmetic number, because the mean of its divisors is an integer number (2596759255440).

Almost surely, 2^{102123310103102} is an apocalyptic number.

102123310103102 is a deficient number, since it is larger than the sum of its proper divisors (64069282245058).

102123310103102 is a wasteful number, since it uses less digits than its factorization.

102123310103102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206577.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 102123310103102 its reverse (201301013321201), we get a palindrome (303424323424303).

The spelling of 102123310103102 in words is "one hundred two trillion, one hundred twenty-three billion, three hundred ten million, one hundred three thousand, one hundred two".