2100520110052 has 72 divisors (see below), whose sum is σ = 4638116575680. Its totient is φ = 824996612160.

The previous prime is 2100520110023. The next prime is 2100520110097. The reversal of 2100520110052 is 2500110250012.

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, 2611224 + ... + 3319567.

Almost surely, 2^{2100520110052} is an apocalyptic number.

It is an amenable number.

2100520110052 is an abundant number, since it is smaller than the sum of its proper divisors (2537596465628).

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

2100520110052 is a wasteful number, since it uses less digits than its factorization.

2100520110052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5930961 (or 5930952 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 19.

Adding to 2100520110052 its reverse (2500110250012), we get a palindrome (4600630360064).

The spelling of 2100520110052 in words is "two trillion, one hundred billion, five hundred twenty million, one hundred ten thousand, fifty-two".