102012144340043 has 4 divisors (see below), whose sum is σ = 116585307817200. Its totient is φ = 87438980862888.

The previous prime is 102012144340003. The next prime is 102012144340091. The reversal of 102012144340043 is 340043441210201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102012144340043 - 2⁶ = 102012144339979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102012144339988 and 102012144340015.

It is not an unprimeable number, because it can be changed into a prime (102012144340003) 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, 7286581738568 + ... + 7286581738581.

It is an arithmetic number, because the mean of its divisors is an integer number (29146326954300).

Almost surely, 2^{102012144340043} is an apocalyptic number.

102012144340043 is a deficient number, since it is larger than the sum of its proper divisors (14573163477157).

102012144340043 is an equidigital number, since it uses as much as digits as its factorization.

102012144340043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14573163477156.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 102012144340043 its reverse (340043441210201), we get a palindrome (442055585550244).

The spelling of 102012144340043 in words is "one hundred two trillion, twelve billion, one hundred forty-four million, three hundred forty thousand, forty-three".