220220111021010 has 64 divisors (see below), whose sum is σ = 530412925750272. Its totient is φ = 58515969710016.

The previous prime is 220220111020963. The next prime is 220220111021047. The reversal of 220220111021010 is 10120111022022.

It is a super-2 number, since 2×220220111021010² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 274055037 + ... + 274857423.

It is an arithmetic number, because the mean of its divisors is an integer number (8287701964848).

Almost surely, 2^{220220111021010} is an apocalyptic number.

220220111021010 is an abundant number, since it is smaller than the sum of its proper divisors (310192814729262).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220220111021010 is a wasteful number, since it uses less digits than its factorization.

220220111021010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835007.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 220220111021010 its reverse (10120111022022), we get a palindrome (230340222043032).

The spelling of 220220111021010 in words is "two hundred twenty trillion, two hundred twenty billion, one hundred eleven million, twenty-one thousand, ten".