211001112201100 has 36 divisors (see below), whose sum is σ = 493093368362224. Its totient is φ = 77908102966080.

The previous prime is 211001112201079. The next prime is 211001112201151. The reversal of 211001112201100 is 1102211100112.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81154272624 + ... + 81154275223.

Almost surely, 2^{211001112201100} is an apocalyptic number.

211001112201100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211001112201100 is an abundant number, since it is smaller than the sum of its proper divisors (282092256161124).

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

211001112201100 is a wasteful number, since it uses less digits than its factorization.

211001112201100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162308547874 (or 162308547867 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 211001112201100 its reverse (1102211100112), we get a palindrome (212103323301212).

The spelling of 211001112201100 in words is "two hundred eleven trillion, one billion, one hundred twelve million, two hundred one thousand, one hundred".