101143310457838 has 32 divisors (see below), whose sum is σ = 165898481633280. Its totient is φ = 45865570472160.

The previous prime is 101143310457817. The next prime is 101143310457883. The reversal of 101143310457838 is 838754013341101.

It is a junction number, because it is equal to n+sod(n) for n = 101143310457791 and 101143310457800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113588520 + ... + 114475492.

It is an arithmetic number, because the mean of its divisors is an integer number (5184327551040).

Almost surely, 2^{101143310457838} is an apocalyptic number.

101143310457838 is a deficient number, since it is larger than the sum of its proper divisors (64755171175442).

101143310457838 is a wasteful number, since it uses less digits than its factorization.

101143310457838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 899232.

The product of its (nonzero) digits is 967680, while the sum is 49.

Adding to 101143310457838 its reverse (838754013341101), we get a palindrome (939897323798939).

The spelling of 101143310457838 in words is "one hundred one trillion, one hundred forty-three billion, three hundred ten million, four hundred fifty-seven thousand, eight hundred thirty-eight".