220100211012200 has 24 divisors (see below), whose sum is σ = 511732990603830. Its totient is φ = 88040084404800.

The previous prime is 220100211012193. The next prime is 220100211012239. The reversal of 220100211012200 is 2210112001022.

It can be written as a sum of positive squares in 3 ways, for example, as 114225948023716 + 105874262988484 = 10687654^2 + 10289522^2 .

It is a super-2 number, since 2×220100211012200² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 550250527331 + ... + 550250527730.

Almost surely, 2^{220100211012200} is an apocalyptic number.

220100211012200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220100211012200 is an abundant number, since it is smaller than the sum of its proper divisors (291632779591630).

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

220100211012200 is a wasteful number, since it uses less digits than its factorization.

220100211012200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100501055077 (or 1100501055068 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 220100211012200 its reverse (2210112001022), we get a palindrome (222310323013222).

The spelling of 220100211012200 in words is "two hundred twenty trillion, one hundred billion, two hundred eleven million, twelve thousand, two hundred".