20211112222201 has 8 divisors (see below), whose sum is σ = 20349118054944. Its totient is φ = 20073562608000.

The previous prime is 20211112222181. The next prime is 20211112222243. The reversal of 20211112222201 is 10222221111202.

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 20211112222201 - 2¹⁹ = 20211111697913 is a prime.

It is a super-3 number, since 3×20211112222201³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20211112228201) 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, 113965731 + ... + 114142936.

It is an arithmetic number, because the mean of its divisors is an integer number (2543639756868).

Almost surely, 2^{20211112222201} is an apocalyptic number.

It is an amenable number.

20211112222201 is a deficient number, since it is larger than the sum of its proper divisors (138005832743).

20211112222201 is a wasteful number, since it uses less digits than its factorization.

20211112222201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228109271.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 20211112222201 its reverse (10222221111202), we get a palindrome (30433333333403).

The spelling of 20211112222201 in words is "twenty trillion, two hundred eleven billion, one hundred twelve million, two hundred twenty-two thousand, two hundred one".