100012000211100 has 54 divisors (see below), whose sum is σ = 313482058442280. Its totient is φ = 26669866722720.

The previous prime is 100012000211077. The next prime is 100012000211119. The reversal of 100012000211100 is 1112000210001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 55562221440 + ... + 55562223239.

Almost surely, 2^{100012000211100} is an apocalyptic number.

100012000211100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100012000211100 is an abundant number, since it is smaller than the sum of its proper divisors (213470058231180).

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

100012000211100 is a wasteful number, since it uses less digits than its factorization.

100012000211100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111124444699 (or 111124444689 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 100012000211100 its reverse (1112000210001), we get a palindrome (101124000421101).

The spelling of 100012000211100 in words is "one hundred trillion, twelve billion, two hundred eleven thousand, one hundred".