220122211111011 has 64 divisors (see below), whose sum is σ = 357242635008000. Its totient is φ = 132849028260000.

The previous prime is 220122211110917. The next prime is 220122211111067. The reversal of 220122211111011 is 110111112221022.

It is a happy number.

220122211111011 is a `hidden beast` number, since 220 + 1 + 222 + 111 + 110 + 1 + 1 = 666.

It is not a de Polignac number, because 220122211111011 - 2¹⁹ = 220122210586723 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220122211161011) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 371469840 + ... + 372061938.

It is an arithmetic number, because the mean of its divisors is an integer number (5581916172000).

Almost surely, 2^{220122211111011} is an apocalyptic number.

220122211111011 is a deficient number, since it is larger than the sum of its proper divisors (137120423896989).

220122211111011 is a wasteful number, since it uses less digits than its factorization.

220122211111011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597357 (or 597351 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 220122211111011 its reverse (110111112221022), we get a palindrome (330233323332033).

The spelling of 220122211111011 in words is "two hundred twenty trillion, one hundred twenty-two billion, two hundred eleven million, one hundred eleven thousand, eleven".