220021211110 has 16 divisors (see below), whose sum is σ = 396141036336. Its totient is φ = 87985627488.

The previous prime is 220021211021. The next prime is 220021211153. The reversal of 220021211110 is 11112120022.

It is a super-2 number, since 2×220021211110² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2816664 + ... + 2893723.

It is an arithmetic number, because the mean of its divisors is an integer number (24758814771).

Almost surely, 2^220021211110 is an apocalyptic number.

220021211110 is a deficient number, since it is larger than the sum of its proper divisors (176119825226).

220021211110 is a wasteful number, since it uses less digits than its factorization.

220021211110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5714247.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 220021211110 its reverse (11112120022), we get a palindrome (231133331132).

The spelling of 220021211110 in words is "two hundred twenty billion, twenty-one million, two hundred eleven thousand, one hundred ten".