100211122001 has 4 divisors (see below), whose sum is σ = 105485391600. Its totient is φ = 94936852404.

The previous prime is 100211121991. The next prime is 100211122013. The reversal of 100211122001 is 100221112001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100211122001 - 2¹⁸ = 100210859857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100211122021) 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 3 ways as a sum of consecutive naturals, for example, 2637134771 + ... + 2637134808.

It is an arithmetic number, because the mean of its divisors is an integer number (26371347900).

Almost surely, 2^100211122001 is an apocalyptic number.

It is an amenable number.

100211122001 is a deficient number, since it is larger than the sum of its proper divisors (5274269599).

100211122001 is an equidigital number, since it uses as much as digits as its factorization.

100211122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5274269598.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100211122001 its reverse (100221112001), we get a palindrome (200432234002).

The spelling of 100211122001 in words is "one hundred billion, two hundred eleven million, one hundred twenty-two thousand, one".