2101207224 has 16 divisors (see below), whose sum is σ = 5253018120. Its totient is φ = 700402400.

The previous prime is 2101207189. The next prime is 2101207231. The reversal of 2101207224 is 4227021012.

It is a self number, because there is not a number n which added to its sum of digits gives 2101207224.

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, 43775127 + ... + 43775174.

Almost surely, 2^2101207224 is an apocalyptic number.

2101207224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2101207224 is an abundant number, since it is smaller than the sum of its proper divisors (3151810896).

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

2101207224 is a wasteful number, since it uses less digits than its factorization.

2101207224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87550310 (or 87550306 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 2101207224 is about 45838.9269507915. The cubic root of 2101207224 is about 1280.8245062189.

Adding to 2101207224 its reverse (4227021012), we get a palindrome (6328228236).

The spelling of 2101207224 in words is "two billion, one hundred one million, two hundred seven thousand, two hundred twenty-four".