101023200444 has 48 divisors (see below), whose sum is σ = 244073531520. Its totient is φ = 32483290560.

The previous prime is 101023200433. The next prime is 101023200491. The reversal of 101023200444 is 444002320101.

It is a self number, because there is not a number n which added to its sum of digits gives 101023200444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 246627 + ... + 512709.

It is an arithmetic number, because the mean of its divisors is an integer number (5084865240).

Almost surely, 2^101023200444 is an apocalyptic number.

It is an amenable number.

101023200444 is an abundant number, since it is smaller than the sum of its proper divisors (143050331076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101023200444 is a wasteful number, since it uses less digits than its factorization.

101023200444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267210 (or 267208 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 101023200444 its reverse (444002320101), we get a palindrome (545025520545).

The spelling of 101023200444 in words is "one hundred one billion, twenty-three million, two hundred thousand, four hundred forty-four".