210220001201111 has 8 divisors (see below), whose sum is σ = 237238872829200. Its totient is φ = 184519123311040.

The previous prime is 210220001201099. The next prime is 210220001201113. The reversal of 210220001201111 is 111102100022012.

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 210220001201111 - 2¹⁰ = 210220001200087 is a prime.

It is a super-2 number, since 2×210220001201111² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210220001201113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329498434166 + ... + 329498434803.

It is an arithmetic number, because the mean of its divisors is an integer number (29654859103650).

Almost surely, 2^{210220001201111} is an apocalyptic number.

210220001201111 is a deficient number, since it is larger than the sum of its proper divisors (27018871628089).

210220001201111 is a wasteful number, since it uses less digits than its factorization.

210220001201111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658996869009.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 210220001201111 its reverse (111102100022012), we get a palindrome (321322101223123).

The spelling of 210220001201111 in words is "two hundred ten trillion, two hundred twenty billion, one million, two hundred one thousand, one hundred eleven".