100122021211 has 8 divisors (see below), whose sum is σ = 105079059360. Its totient is φ = 95215308672.

The previous prime is 100122021199. The next prime is 100122021253. The reversal of 100122021211 is 112120221001.

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 100122021211 - 2⁹ = 100122020699 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100122021191 and 100122021200.

It is not an unprimeable number, because it can be changed into a prime (100122021011) 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, 12577326 + ... + 12585283.

It is an arithmetic number, because the mean of its divisors is an integer number (13134882420).

Almost surely, 2^100122021211 is an apocalyptic number.

100122021211 is a deficient number, since it is larger than the sum of its proper divisors (4957038149).

100122021211 is a wasteful number, since it uses less digits than its factorization.

100122021211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25162805.

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

Adding to 100122021211 its reverse (112120221001), we get a palindrome (212242242212).

The spelling of 100122021211 in words is "one hundred billion, one hundred twenty-two million, twenty-one thousand, two hundred eleven".