2100224406 has 32 divisors (see below), whose sum is σ = 4850012160. Its totient is φ = 593876736.

The previous prime is 2100224383. The next prime is 2100224429. The reversal of 2100224406 is 6044220012.

It is an interprime number because it is at equal distance from previous prime (2100224383) and next prime (2100224429).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253686 + ... + 261833.

It is an arithmetic number, because the mean of its divisors is an integer number (151562880).

Almost surely, 2^2100224406 is an apocalyptic number.

2100224406 is an abundant number, since it is smaller than the sum of its proper divisors (2749787754).

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

2100224406 is a wasteful number, since it uses less digits than its factorization.

2100224406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515628.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2100224406 is about 45828.2053543448. The cubic root of 2100224406 is about 1280.6247775927.

Adding to 2100224406 its reverse (6044220012), we get a palindrome (8144444418).

The spelling of 2100224406 in words is "two billion, one hundred million, two hundred twenty-four thousand, four hundred six".