220011121011 has 16 divisors (see below), whose sum is σ = 320710376448. Its totient is φ = 133050823200.

The previous prime is 220011120997. The next prime is 220011121013. The reversal of 220011121011 is 110121110022.

It is not a de Polignac number, because 220011121011 - 2⁹ = 220011120499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220011121013) 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, 7215811 + ... + 7246236.

It is an arithmetic number, because the mean of its divisors is an integer number (20044398528).

Almost surely, 2^220011121011 is an apocalyptic number.

220011121011 is a deficient number, since it is larger than the sum of its proper divisors (100699255437).

220011121011 is a wasteful number, since it uses less digits than its factorization.

220011121011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14462522.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 220011121011 its reverse (110121110022), we get a palindrome (330132231033).

The spelling of 220011121011 in words is "two hundred twenty billion, eleven million, one hundred twenty-one thousand, eleven".