101222420444 has 6 divisors (see below), whose sum is σ = 177139235784. Its totient is φ = 50611210220.

The previous prime is 101222420413. The next prime is 101222420449. The reversal of 101222420444 is 444024222101.

It is a happy number.

101222420444 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101222420449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12652802552 + ... + 12652802559.

It is an arithmetic number, because the mean of its divisors is an integer number (29523205964).

Almost surely, 2^101222420444 is an apocalyptic number.

It is an amenable number.

101222420444 is a deficient number, since it is larger than the sum of its proper divisors (75916815340).

101222420444 is a wasteful number, since it uses less digits than its factorization.

101222420444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25305605115 (or 25305605113 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 101222420444 its reverse (444024222101), we get a palindrome (545246642545).

The spelling of 101222420444 in words is "one hundred one billion, two hundred twenty-two million, four hundred twenty thousand, four hundred forty-four".