101142344 has 8 divisors (see below), whose sum is σ = 189641910. Its totient is φ = 50571168.

The previous prime is 101142341. The next prime is 101142373. The reversal of 101142344 is 443241101.

It can be written as a sum of positive squares in only one way, i.e., 75030244 + 26112100 = 8662^2 + 5110^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (101142341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6321389 + ... + 6321404.

Almost surely, 2^101142344 is an apocalyptic number.

It is an amenable number.

101142344 is a deficient number, since it is larger than the sum of its proper divisors (88499566).

101142344 is a wasteful number, since it uses less digits than its factorization.

101142344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12642799 (or 12642795 counting only the distinct ones).

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

The square root of 101142344 is about 10056.9550063625. The cubic root of 101142344 is about 465.9196260898.

Adding to 101142344 its reverse (443241101), we get a palindrome (544383445).

The spelling of 101142344 in words is "one hundred one million, one hundred forty-two thousand, three hundred forty-four".