101303023143 has 16 divisors (see below), whose sum is σ = 155290867200. Its totient is φ = 57540808416.

The previous prime is 101303023139. The next prime is 101303023177. The reversal of 101303023143 is 341320303101.

It is not a de Polignac number, because 101303023143 - 2² = 101303023139 is a prime.

It is a super-2 number, since 2×101303023143² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101303023543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14439468 + ... + 14446481.

It is an arithmetic number, because the mean of its divisors is an integer number (9705679200).

Almost surely, 2^101303023143 is an apocalyptic number.

101303023143 is a deficient number, since it is larger than the sum of its proper divisors (53987844057).

101303023143 is a wasteful number, since it uses less digits than its factorization.

101303023143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28886126.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 101303023143 its reverse (341320303101), we get a palindrome (442623326244).

The spelling of 101303023143 in words is "one hundred one billion, three hundred three million, twenty-three thousand, one hundred forty-three".