220201011001111 has 8 divisors (see below), whose sum is σ = 251661485313920. Its totient is φ = 188741333445048.

The previous prime is 220201011001063. The next prime is 220201011001141. The reversal of 220201011001111 is 111100110102022.

It is a happy number.

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 220201011001111 - 2⁷ = 220201011000983 is a prime.

It is a super-2 number, since 2×220201011001111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220201011001091 and 220201011001100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220201011001141) 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, 198596841 + ... + 199702546.

It is an arithmetic number, because the mean of its divisors is an integer number (31457685664240).

Almost surely, 2^{220201011001111} is an apocalyptic number.

220201011001111 is a deficient number, since it is larger than the sum of its proper divisors (31460474312809).

220201011001111 is an equidigital number, since it uses as much as digits as its factorization.

220201011001111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398378373.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 220201011001111 its reverse (111100110102022), we get a palindrome (331301121103133).

The spelling of 220201011001111 in words is "two hundred twenty trillion, two hundred one billion, eleven million, one thousand, one hundred eleven".