10011212011100 has 18 divisors (see below), whose sum is σ = 21724330064304. Its totient is φ = 4004484804400.

The previous prime is 10011212011063. The next prime is 10011212011117. The reversal of 10011212011100 is 111021211001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50056059956 + ... + 50056060155.

Almost surely, 2^{10011212011100} is an apocalyptic number.

10011212011100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10011212011100 is an abundant number, since it is smaller than the sum of its proper divisors (11713118053204).

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

10011212011100 is a wasteful number, since it uses less digits than its factorization.

10011212011100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100112120125 (or 100112120118 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 10011212011100 its reverse (111021211001), we get a palindrome (10122233222101).

The spelling of 10011212011100 in words is "ten trillion, eleven billion, two hundred twelve million, eleven thousand, one hundred".