102443002144142 has 32 divisors (see below), whose sum is σ = 169297224834528. Its totient is φ = 46103014000000.

The previous prime is 102443002144141. The next prime is 102443002144187. The reversal of 102443002144142 is 241441200344201.

It is a junction number, because it is equal to n+sod(n) for n = 102443002144099 and 102443002144108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102443002144141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113898392 + ... + 114794292.

It is an arithmetic number, because the mean of its divisors is an integer number (5290538276079).

Almost surely, 2^{102443002144142} is an apocalyptic number.

102443002144142 is a deficient number, since it is larger than the sum of its proper divisors (66854222690386).

102443002144142 is a wasteful number, since it uses less digits than its factorization.

102443002144142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 947476.

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 102443002144142 its reverse (241441200344201), we get a palindrome (343884202488343).

The spelling of 102443002144142 in words is "one hundred two trillion, four hundred forty-three billion, two million, one hundred forty-four thousand, one hundred forty-two".