101143401 has 16 divisors (see below), whose sum is σ = 137907264. Its totient is φ = 65919744.

The previous prime is 101143381. The next prime is 101143409. The reversal of 101143401 is 104341101.

It is not a de Polignac number, because 101143401 - 2⁵ = 101143369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101143409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25701 + ... + 29373.

It is an arithmetic number, because the mean of its divisors is an integer number (8619204).

Almost surely, 2^101143401 is an apocalyptic number.

It is an amenable number.

101143401 is a deficient number, since it is larger than the sum of its proper divisors (36763863).

101143401 is a wasteful number, since it uses less digits than its factorization.

101143401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3880.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 101143401 is about 10057.0075569227. The cubic root of 101143401 is about 465.9212491335.

Adding to 101143401 its reverse (104341101), we get a palindrome (205484502).

It can be divided in two parts, 10 and 1143401, that added together give a palindrome (1143411).

The spelling of 101143401 in words is "one hundred one million, one hundred forty-three thousand, four hundred one".