211120224101 has 4 divisors (see below), whose sum is σ = 211121700000. Its totient is φ = 211118748204.

The previous prime is 211120224059. The next prime is 211120224109. The reversal of 211120224101 is 101422021112.

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 211120224101 - 2¹⁸ = 211119961957 is a prime.

It is a super-2 number, since 2×211120224101² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 211120224101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211120224109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 497201 + ... + 818198.

It is an arithmetic number, because the mean of its divisors is an integer number (52780425000).

Almost surely, 2^211120224101 is an apocalyptic number.

It is an amenable number.

211120224101 is a deficient number, since it is larger than the sum of its proper divisors (1475899).

211120224101 is a wasteful number, since it uses less digits than its factorization.

211120224101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1475898.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 211120224101 its reverse (101422021112), we get a palindrome (312542245213).

The spelling of 211120224101 in words is "two hundred eleven billion, one hundred twenty million, two hundred twenty-four thousand, one hundred one".