100211001202021 has 16 divisors (see below), whose sum is σ = 108947180390400. Its totient is φ = 91862281487088.

The previous prime is 100211001202009. The next prime is 100211001202051. The reversal of 100211001202021 is 120202100112001.

It is a cyclic number.

It is not a de Polignac number, because 100211001202021 - 2³³ = 100202411267429 is a prime.

It is a super-2 number, since 2×100211001202021² (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 = 100211001201992 and 100211001202010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100211001202051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 573077461 + ... + 573252298.

It is an arithmetic number, because the mean of its divisors is an integer number (6809198774400).

Almost surely, 2^{100211001202021} is an apocalyptic number.

It is an amenable number.

100211001202021 is a deficient number, since it is larger than the sum of its proper divisors (8736179188379).

100211001202021 is a wasteful number, since it uses less digits than its factorization.

100211001202021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146329928.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100211001202021 its reverse (120202100112001), we get a palindrome (220413101314022).

The spelling of 100211001202021 in words is "one hundred trillion, two hundred eleven billion, one million, two hundred two thousand, twenty-one".