220220100010 has 32 divisors (see below), whose sum is σ = 423564221520. Its totient is φ = 82145774592.

The previous prime is 220220100007. The next prime is 220220100017. The reversal of 220220100010 is 10001022022.

It can be written as a sum of positive squares in 8 ways, for example, as 86770895761 + 133449204249 = 294569^2 + 365307^2 .

It is a super-5 number, since 5×220220100010⁵ (a number of 58 digits) contains 55555 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a self number, because there is not a number n which added to its sum of digits gives 220220100010.

It is not an unprimeable number, because it can be changed into a prime (220220100017) 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, 5923729 + ... + 5960788.

Almost surely, 2^220220100010 is an apocalyptic number.

220220100010 is a deficient number, since it is larger than the sum of its proper divisors (203344121510).

220220100010 is a wasteful number, since it uses less digits than its factorization.

220220100010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11884650.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 220220100010 its reverse (10001022022), we get a palindrome (230221122032).

The spelling of 220220100010 in words is "two hundred twenty billion, two hundred twenty million, one hundred thousand, ten".