102123142001 has 4 divisors (see below), whose sum is σ = 102133848432. Its totient is φ = 102112435572.

The previous prime is 102123141893. The next prime is 102123142021. The reversal of 102123142001 is 100241321201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102123142001 is a prime.

It is a super-2 number, since 2×102123142001² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102123142021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5338895 + ... + 5357988.

It is an arithmetic number, because the mean of its divisors is an integer number (25533462108).

Almost surely, 2^102123142001 is an apocalyptic number.

It is an amenable number.

102123142001 is a deficient number, since it is larger than the sum of its proper divisors (10706431).

102123142001 is an equidigital number, since it uses as much as digits as its factorization.

102123142001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10706430.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 102123142001 its reverse (100241321201), we get a palindrome (202364463202).

The spelling of 102123142001 in words is "one hundred two billion, one hundred twenty-three million, one hundred forty-two thousand, one".