100010111101021 has 8 divisors (see below), whose sum is σ = 109104961444704. Its totient is φ = 90915764434320.

The previous prime is 100010111101009. The next prime is 100010111101027. The reversal of 100010111101021 is 120101111010001.

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 100010111101021 - 2³⁵ = 99975751362653 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100010111100989 and 100010111101007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100010111101027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125504010 + ... + 126298363.

It is an arithmetic number, because the mean of its divisors is an integer number (13638120180588).

Almost surely, 2^{100010111101021} is an apocalyptic number.

100010111101021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100010111101021 is a deficient number, since it is larger than the sum of its proper divisors (9094850343683).

100010111101021 is a wasteful number, since it uses less digits than its factorization.

100010111101021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251838491.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 100010111101021 its reverse (120101111010001), we get a palindrome (220111222111022).

The spelling of 100010111101021 in words is "one hundred trillion, ten billion, one hundred eleven million, one hundred one thousand, twenty-one".