220200022020100 has 18 divisors (see below), whose sum is σ = 477834047783834. Its totient is φ = 88080008808000.

The previous prime is 220200022020091. The next prime is 220200022020101. The reversal of 220200022020100 is 1020220002022.

It can be written as a sum of positive squares in 3 ways, for example, as 55119102002176 + 165080920017924 = 7424224^2 + 12848382^2 .

It is not an unprimeable number, because it can be changed into a prime (220200022020101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1101000110001 + ... + 1101000110200.

Almost surely, 2^{220200022020100} is an apocalyptic number.

220200022020100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220200022020100 is an abundant number, since it is smaller than the sum of its proper divisors (257634025763734).

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

220200022020100 is a wasteful number, since it uses less digits than its factorization.

220200022020100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2202000220215 (or 2202000220208 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 220200022020100 its reverse (1020220002022), we get a palindrome (221220242022122).

The spelling of 220200022020100 in words is "two hundred twenty trillion, two hundred billion, twenty-two million, twenty thousand, one hundred".