100011112201021 has 8 divisors (see below), whose sum is σ = 114890633706944. Its totient is φ = 85279645635840.

The previous prime is 100011112200971. The next prime is 100011112201073. The reversal of 100011112201021 is 120102211110001.

It is a happy number.

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 100011112201021 - 2⁷ = 100011112200893 is a prime.

It is a super-2 number, since 2×100011112201021² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100011112200992 and 100011112201010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100011112205021) 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, 37013733735 + ... + 37013736436.

It is an arithmetic number, because the mean of its divisors is an integer number (14361329213368).

Almost surely, 2^{100011112201021} is an apocalyptic number.

It is an amenable number.

100011112201021 is a deficient number, since it is larger than the sum of its proper divisors (14879521505923).

100011112201021 is an equidigital number, since it uses as much as digits as its factorization.

100011112201021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74027470371.

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

Adding to 100011112201021 its reverse (120102211110001), we get a palindrome (220113323311022).

The spelling of 100011112201021 in words is "one hundred trillion, eleven billion, one hundred twelve million, two hundred one thousand, twenty-one".