101201220244 has 12 divisors (see below), whose sum is σ = 180870266304. Its totient is φ = 49524001304.

The previous prime is 101201220203. The next prime is 101201220251. The reversal of 101201220244 is 442022102101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269151994 + ... + 269152369.

It is an arithmetic number, because the mean of its divisors is an integer number (15072522192).

Almost surely, 2^101201220244 is an apocalyptic number.

It is an amenable number.

101201220244 is a deficient number, since it is larger than the sum of its proper divisors (79669046060).

101201220244 is a wasteful number, since it uses less digits than its factorization.

101201220244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538304414 (or 538304412 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 101201220244 its reverse (442022102101), we get a palindrome (543223322345).

It can be divided in two parts, 1012012 and 20244, that added together give a square (1032256 = 1016²).

The spelling of 101201220244 in words is "one hundred one billion, two hundred one million, two hundred twenty thousand, two hundred forty-four".