100420043211 has 12 divisors (see below), whose sum is σ = 145058846088. Its totient is φ = 66943154304.

The previous prime is 100420043209. The next prime is 100420043221. The reversal of 100420043211 is 112340024001.

It is not a de Polignac number, because 100420043211 - 2¹ = 100420043209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100420043201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109345 + ... + 461298.

It is an arithmetic number, because the mean of its divisors is an integer number (12088237174).

Almost surely, 2^100420043211 is an apocalyptic number.

100420043211 is a deficient number, since it is larger than the sum of its proper divisors (44638802877).

100420043211 is a wasteful number, since it uses less digits than its factorization.

100420043211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590202 (or 590199 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 100420043211 its reverse (112340024001), we get a palindrome (212760067212).

The spelling of 100420043211 in words is "one hundred billion, four hundred twenty million, forty-three thousand, two hundred eleven".