211101002422 has 4 divisors (see below), whose sum is σ = 316651503636. Its totient is φ = 105550501210.

The previous prime is 211101002377. The next prime is 211101002429. The reversal of 211101002422 is 224200101112.

211101002422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 211101002396 and 211101002405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211101002429) 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 as a sum of consecutive naturals, namely, 52775250604 + ... + 52775250607.

It is an arithmetic number, because the mean of its divisors is an integer number (79162875909).

Almost surely, 2^211101002422 is an apocalyptic number.

211101002422 is a deficient number, since it is larger than the sum of its proper divisors (105550501214).

211101002422 is a wasteful number, since it uses less digits than its factorization.

211101002422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105550501213.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 211101002422 its reverse (224200101112), we get a palindrome (435301103534).

The spelling of 211101002422 in words is "two hundred eleven billion, one hundred one million, two thousand, four hundred twenty-two".