101612121143 has 8 divisors (see below), whose sum is σ = 110396833008. Its totient is φ = 92965751424.

The previous prime is 101612121133. The next prime is 101612121167. The reversal of 101612121143 is 341121216101.

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

It is not a de Polignac number, because 101612121143 - 2⁸ = 101612120887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101612121113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34584005 + ... + 34586942.

It is an arithmetic number, because the mean of its divisors is an integer number (13799604126).

Almost surely, 2^101612121143 is an apocalyptic number.

101612121143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

101612121143 is a deficient number, since it is larger than the sum of its proper divisors (8784711865).

101612121143 is a wasteful number, since it uses less digits than its factorization.

101612121143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69171073.

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 101612121143 its reverse (341121216101), we get a palindrome (442733337244).

The spelling of 101612121143 in words is "one hundred one billion, six hundred twelve million, one hundred twenty-one thousand, one hundred forty-three".