220220011011111 has 16 divisors (see below), whose sum is σ = 293648257843200. Its totient is φ = 146802552943328.

The previous prime is 220220011011079. The next prime is 220220011011151. The reversal of 220220011011111 is 111110110022022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 220220011011111 - 2⁵ = 220220011011079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220220011011151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3789745525 + ... + 3789803633.

It is an arithmetic number, because the mean of its divisors is an integer number (18353016115200).

Almost surely, 2^{220220011011111} is an apocalyptic number.

220220011011111 is a deficient number, since it is larger than the sum of its proper divisors (73428246832089).

220220011011111 is a wasteful number, since it uses less digits than its factorization.

220220011011111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129198.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 220220011011111 its reverse (111110110022022), we get a palindrome (331330121033133).

The spelling of 220220011011111 in words is "two hundred twenty trillion, two hundred twenty billion, eleven million, eleven thousand, one hundred eleven".