101222444 has 12 divisors (see below), whose sum is σ = 177210768. Its totient is φ = 50590800.

The previous prime is 101222431. The next prime is 101222447. The reversal of 101222444 is 444222101.

It is not an unprimeable number, because it can be changed into a prime (101222447) 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, 13934 + ... + 19914.

It is an arithmetic number, because the mean of its divisors is an integer number (14767564).

Almost surely, 2^101222444 is an apocalyptic number.

It is an amenable number.

101222444 is a deficient number, since it is larger than the sum of its proper divisors (75988324).

101222444 is a wasteful number, since it uses less digits than its factorization.

101222444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10216 (or 10214 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 101222444 is about 10060.9365369234. The cubic root of 101222444 is about 466.0425891436.

Adding to 101222444 its reverse (444222101), we get a palindrome (545444545).

The spelling of 101222444 in words is "one hundred one million, two hundred twenty-two thousand, four hundred forty-four".