2100101244 has 24 divisors (see below), whose sum is σ = 4911887568. Its totient is φ = 698369280.

The previous prime is 2100101243. The next prime is 2100101251. The reversal of 2100101244 is 4421010012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100101243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202797 + ... + 212900.

It is an arithmetic number, because the mean of its divisors is an integer number (204661982).

Almost surely, 2^2100101244 is an apocalyptic number.

It is an amenable number.

2100101244 is an abundant number, since it is smaller than the sum of its proper divisors (2811786324).

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

2100101244 is a wasteful number, since it uses less digits than its factorization.

2100101244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416125 (or 416123 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 2100101244 is about 45826.8615988483. The cubic root of 2100101244 is about 1280.5997441738.

Adding to 2100101244 its reverse (4421010012), we get a palindrome (6521111256).

The spelling of 2100101244 in words is "two billion, one hundred million, one hundred one thousand, two hundred forty-four".