102301243623 has 32 divisors (see below), whose sum is σ = 153025873920. Its totient is φ = 67540452480.

The previous prime is 102301243619. The next prime is 102301243633. The reversal of 102301243623 is 326342103201.

102301243623 is a `hidden beast` number, since 1 + 0 + 2 + 30 + 1 + 2 + 4 + 3 + 623 = 666.

It is not a de Polignac number, because 102301243623 - 2² = 102301243619 is a prime.

It is a super-2 number, since 2×102301243623² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102301243633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14692863 + ... + 14699823.

It is an arithmetic number, because the mean of its divisors is an integer number (4782058560).

Almost surely, 2^102301243623 is an apocalyptic number.

102301243623 is a deficient number, since it is larger than the sum of its proper divisors (50724630297).

102301243623 is a wasteful number, since it uses less digits than its factorization.

102301243623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12164 (or 12158 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 102301243623 its reverse (326342103201), we get a palindrome (428643346824).

The spelling of 102301243623 in words is "one hundred two billion, three hundred one million, two hundred forty-three thousand, six hundred twenty-three".