101143320515 has 8 divisors (see below), whose sum is σ = 122573688048. Its totient is φ = 80113520800.

The previous prime is 101143320497. The next prime is 101143320541. The reversal of 101143320515 is 515023341101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 101143320515 - 2¹⁰ = 101143319491 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100141397 + ... + 100142406.

It is an arithmetic number, because the mean of its divisors is an integer number (15321711006).

Almost surely, 2^101143320515 is an apocalyptic number.

101143320515 is a deficient number, since it is larger than the sum of its proper divisors (21430367533).

101143320515 is a wasteful number, since it uses less digits than its factorization.

101143320515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200283909.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 101143320515 its reverse (515023341101), we get a palindrome (616166661616).

The spelling of 101143320515 in words is "one hundred one billion, one hundred forty-three million, three hundred twenty thousand, five hundred fifteen".