101223644444 has 36 divisors (see below), whose sum is σ = 192529227240. Its totient is φ = 46544846400.

The previous prime is 101223644407. The next prime is 101223644479. The reversal of 101223644444 is 444446322101.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 96482 + ... + 460169.

It is an arithmetic number, because the mean of its divisors is an integer number (5348034090).

Almost surely, 2^101223644444 is an apocalyptic number.

It is an amenable number.

101223644444 is a deficient number, since it is larger than the sum of its proper divisors (91305582796).

101223644444 is a wasteful number, since it uses less digits than its factorization.

101223644444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556950 (or 556935 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 101223644444 its reverse (444446322101), we get a palindrome (545669966545).

The spelling of 101223644444 in words is "one hundred one billion, two hundred twenty-three million, six hundred forty-four thousand, four hundred forty-four".