100000211100121 has 8 divisors (see below), whose sum is σ = 100162587283200. Its totient is φ = 99837946712448.

The previous prime is 100000211100109. The next prime is 100000211100151. The reversal of 100000211100121 is 121001112000001.

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 100000211100121 - 2¹⁵ = 100000211067353 is a prime.

It is a super-2 number, since 2×100000211100121² (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 = 100000211100098 and 100000211100107.

It is not an unprimeable number, because it can be changed into a prime (100000211100151) 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, 26158321 + ... + 29736478.

It is an arithmetic number, because the mean of its divisors is an integer number (12520323410400).

Almost surely, 2^{100000211100121} is an apocalyptic number.

It is an amenable number.

100000211100121 is a deficient number, since it is larger than the sum of its proper divisors (162376183079).

100000211100121 is an equidigital number, since it uses as much as digits as its factorization.

100000211100121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55897703.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 100000211100121 its reverse (121001112000001), we get a palindrome (221001323100122).

The spelling of 100000211100121 in words is "one hundred trillion, two hundred eleven million, one hundred thousand, one hundred twenty-one".