102440141143 has 2 divisors, whose sum is σ = 102440141144. Its totient is φ = 102440141142.

The previous prime is 102440141129. The next prime is 102440141149. The reversal of 102440141143 is 341141044201.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102440141143 is a prime.

It is a super-2 number, since 2×102440141143² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102440141149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51220070571 + 51220070572.

It is an arithmetic number, because the mean of its divisors is an integer number (51220070572).

Almost surely, 2^102440141143 is an apocalyptic number.

102440141143 is a deficient number, since it is larger than the sum of its proper divisors (1).

102440141143 is an equidigital number, since it uses as much as digits as its factorization.

102440141143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 102440141143 its reverse (341141044201), we get a palindrome (443581185344).

The spelling of 102440141143 in words is "one hundred two billion, four hundred forty million, one hundred forty-one thousand, one hundred forty-three".