100100120212011 has 4 divisors (see below), whose sum is σ = 133466826949352. Its totient is φ = 66733413474672.

The previous prime is 100100120211991. The next prime is 100100120212013. The reversal of 100100120212011 is 110212021001001.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 100100120212011 - 2¹⁸ = 100100119949867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100100120212013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16683353368666 + ... + 16683353368671.

It is an arithmetic number, because the mean of its divisors is an integer number (33366706737338).

Almost surely, 2^{100100120212011} is an apocalyptic number.

100100120212011 is a deficient number, since it is larger than the sum of its proper divisors (33366706737341).

100100120212011 is an equidigital number, since it uses as much as digits as its factorization.

100100120212011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33366706737340.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 100100120212011 its reverse (110212021001001), we get a palindrome (210312141213012).

The spelling of 100100120212011 in words is "one hundred trillion, one hundred billion, one hundred twenty million, two hundred twelve thousand, eleven".