220101212202011 has 16 divisors (see below), whose sum is σ = 255556251924480. Its totient is φ = 185654857576320.

The previous prime is 220101212201987. The next prime is 220101212202031. The reversal of 220101212202011 is 110202212101022.

It is a cyclic number.

It is not a de Polignac number, because 220101212202011 - 2⁶ = 220101212201947 is a prime.

It is a super-2 number, since 2×220101212202011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220101212202031) 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, 236315726 + ... + 237245283.

It is an arithmetic number, because the mean of its divisors is an integer number (15972265745280).

Almost surely, 2^{220101212202011} is an apocalyptic number.

220101212202011 is a deficient number, since it is larger than the sum of its proper divisors (35455039722469).

220101212202011 is an equidigital number, since it uses as much as digits as its factorization.

220101212202011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473562074.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 220101212202011 its reverse (110202212101022), we get a palindrome (330303424303033).

The spelling of 220101212202011 in words is "two hundred twenty trillion, one hundred one billion, two hundred twelve million, two hundred two thousand, eleven".