102321312114 has 32 divisors (see below), whose sum is σ = 239316295680. Its totient is φ = 28554784272.

The previous prime is 102321312073. The next prime is 102321312131. The reversal of 102321312114 is 411213123201.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28326354 + ... + 28329965.

It is an arithmetic number, because the mean of its divisors is an integer number (7478634240).

Almost surely, 2^102321312114 is an apocalyptic number.

102321312114 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

102321312114 is an abundant number, since it is smaller than the sum of its proper divisors (136994983566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102321312114 is a wasteful number, since it uses less digits than its factorization.

102321312114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56656374.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 102321312114 its reverse (411213123201), we get a palindrome (513534435315).

The spelling of 102321312114 in words is "one hundred two billion, three hundred twenty-one million, three hundred twelve thousand, one hundred fourteen".