220101002111 has 8 divisors (see below), whose sum is σ = 231692186880. Its totient is φ = 208510509528.

The previous prime is 220101002071. The next prime is 220101002119. The reversal of 220101002111 is 111200101022.

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 220101002111 - 2²² = 220096807807 is a prime.

It is a super-2 number, since 2×220101002111² (a number of 23 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 = 220101002092 and 220101002101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220101002119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 559130 + ... + 867656.

It is an arithmetic number, because the mean of its divisors is an integer number (28961523360).

Almost surely, 2^220101002111 is an apocalyptic number.

220101002111 is a deficient number, since it is larger than the sum of its proper divisors (11591184769).

220101002111 is a wasteful number, since it uses less digits than its factorization.

220101002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346093.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 220101002111 its reverse (111200101022), we get a palindrome (331301103133).

The spelling of 220101002111 in words is "two hundred twenty billion, one hundred one million, two thousand, one hundred eleven".