102123231302 has 32 divisors (see below), whose sum is σ = 157968529344. Its totient is φ = 49498560000.

The previous prime is 102123231299. The next prime is 102123231307. The reversal of 102123231302 is 203132321201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102123231307) 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 15 ways as a sum of consecutive naturals, for example, 1994927 + ... + 2045477.

It is an arithmetic number, because the mean of its divisors is an integer number (4936516542).

Almost surely, 2^102123231302 is an apocalyptic number.

102123231302 is a deficient number, since it is larger than the sum of its proper divisors (55845298042).

102123231302 is a wasteful number, since it uses less digits than its factorization.

102123231302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50864.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 102123231302 its reverse (203132321201), we get a palindrome (305255552503).

The spelling of 102123231302 in words is "one hundred two billion, one hundred twenty-three million, two hundred thirty-one thousand, three hundred two".