2100223436652 has 72 divisors (see below), whose sum is σ = 5848867179792. Its totient is φ = 630130032000.

The previous prime is 2100223436611. The next prime is 2100223436677. The reversal of 2100223436652 is 2566343220012.

2100223436652 is a `hidden beast` number, since 2 + 10 + 0 + 2 + 234 + 366 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26215423 + ... + 26295414.

It is an arithmetic number, because the mean of its divisors is an integer number (81234266386).

Almost surely, 2^{2100223436652} is an apocalyptic number.

2100223436652 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2100223436652 is an abundant number, since it is smaller than the sum of its proper divisors (3748643743140).

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

2100223436652 is a wasteful number, since it uses less digits than its factorization.

2100223436652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52510959 (or 52510954 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

Adding to 2100223436652 its reverse (2566343220012), we get a palindrome (4666566656664).

The spelling of 2100223436652 in words is "two trillion, one hundred billion, two hundred twenty-three million, four hundred thirty-six thousand, six hundred fifty-two".