101431244 has 12 divisors (see below), whose sum is σ = 177634464. Its totient is φ = 50678544.

The previous prime is 101431243. The next prime is 101431273. The reversal of 101431244 is 442134101.

It is not an unprimeable number, because it can be changed into a prime (101431243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2579 + ... + 14474.

It is an arithmetic number, because the mean of its divisors is an integer number (14802872).

Almost surely, 2^101431244 is an apocalyptic number.

It is an amenable number.

101431244 is a deficient number, since it is larger than the sum of its proper divisors (76203220).

101431244 is a wasteful number, since it uses less digits than its factorization.

101431244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18544 (or 18542 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 101431244 is about 10071.3079587509. The cubic root of 101431244 is about 466.3628173977.

Adding to 101431244 its reverse (442134101), we get a palindrome (543565345).

The spelling of 101431244 in words is "one hundred one million, four hundred thirty-one thousand, two hundred forty-four".