220101101011 has 8 divisors (see below), whose sum is σ = 240727546800. Its totient is φ = 199577531040.

The previous prime is 220101101009. The next prime is 220101101023. The reversal of 220101101011 is 110101101022.

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 220101101011 - 2¹ = 220101101009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220101101071) 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, 25714476 + ... + 25723033.

It is an arithmetic number, because the mean of its divisors is an integer number (30090943350).

Almost surely, 2^220101101011 is an apocalyptic number.

220101101011 is a deficient number, since it is larger than the sum of its proper divisors (20626445789).

220101101011 is a wasteful number, since it uses less digits than its factorization.

220101101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51437909.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 220101101011 its reverse (110101101022), we get a palindrome (330202202033).

The spelling of 220101101011 in words is "two hundred twenty billion, one hundred one million, one hundred one thousand, eleven".