101143204131 has 32 divisors (see below), whose sum is σ = 143919859968. Its totient is φ = 62960993280.

The previous prime is 101143204111. The next prime is 101143204147. The reversal of 101143204131 is 131402341101.

It is not a de Polignac number, because 101143204131 - 2¹⁰ = 101143203107 is a prime.

It is a super-2 number, since 2×101143204131² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101143204098 and 101143204107.

It is not an unprimeable number, because it can be changed into a prime (101143204111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15389076 + ... + 15395646.

It is an arithmetic number, because the mean of its divisors is an integer number (4497495624).

Almost surely, 2^101143204131 is an apocalyptic number.

101143204131 is a deficient number, since it is larger than the sum of its proper divisors (42776655837).

101143204131 is a wasteful number, since it uses less digits than its factorization.

101143204131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8931.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 101143204131 its reverse (131402341101), we get a palindrome (232545545232).

The spelling of 101143204131 in words is "one hundred one billion, one hundred forty-three million, two hundred four thousand, one hundred thirty-one".