2100532112700 has 432 divisors, whose sum is σ = 7112289784320. Its totient is φ = 477246443520.

The previous prime is 2100532112689. The next prime is 2100532112747. The reversal of 2100532112700 is 72112350012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 2921462941 + ... + 2921463659.

It is an arithmetic number, because the mean of its divisors is an integer number (16463633760).

Almost surely, 2^{2100532112700} is an apocalyptic number.

2100532112700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2100532112700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3556144892160).

2100532112700 is an abundant number, since it is smaller than the sum of its proper divisors (5011757671620).

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

2100532112700 is a wasteful number, since it uses less digits than its factorization.

2100532112700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666 (or 1652 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 24.

Adding to 2100532112700 its reverse (72112350012), we get a palindrome (2172644462712).

The spelling of 2100532112700 in words is "two trillion, one hundred billion, five hundred thirty-two million, one hundred twelve thousand, seven hundred".