100012001221011 has 8 divisors (see below), whose sum is σ = 145472001776064. Its totient is φ = 60613334073320.

The previous prime is 100012001221009. The next prime is 100012001221049. The reversal of 100012001221011 is 110122100210001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100012001221011 - 2¹ = 100012001221009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100012001221081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1515333351801 + ... + 1515333351866.

It is an arithmetic number, because the mean of its divisors is an integer number (18184000222008).

Almost surely, 2^{100012001221011} is an apocalyptic number.

100012001221011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

100012001221011 is a deficient number, since it is larger than the sum of its proper divisors (45460000555053).

100012001221011 is a wasteful number, since it uses less digits than its factorization.

100012001221011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3030666703681.

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

Adding to 100012001221011 its reverse (110122100210001), we get a palindrome (210134101431012).

It can be divided in two parts, 10001200 and 1221011, that added together give a palindrome (11222211).

The spelling of 100012001221011 in words is "one hundred trillion, twelve billion, one million, two hundred twenty-one thousand, eleven".