2100201143100 has 72 divisors (see below), whose sum is σ = 6076797445488. Its totient is φ = 560033779200.

The previous prime is 2100201143017. The next prime is 2100201143113. The reversal of 2100201143100 is 13411020012.

It is a super-2 number, since 2×2100201143100² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2100201143100.

It is a congruent number.

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, 9624402 + ... + 9840198.

Almost surely, 2^{2100201143100} is an apocalyptic number.

2100201143100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2100201143100 is an abundant number, since it is smaller than the sum of its proper divisors (3976596302388).

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

2100201143100 is a wasteful number, since it uses less digits than its factorization.

2100201143100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248255 (or 248248 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 2100201143100 its reverse (13411020012), we get a palindrome (2113612163112).

The spelling of 2100201143100 in words is "two trillion, one hundred billion, two hundred one million, one hundred forty-three thousand, one hundred".