220200120036 has 72 divisors (see below), whose sum is σ = 599495656760. Its totient is φ = 67746875904.

The previous prime is 220200119999. The next prime is 220200120037. The reversal of 220200120036 is 630021002022.

It can be written as a sum of positive squares in 4 ways, for example, as 10899360000 + 209300760036 = 104400^2 + 457494^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (220200120037) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6210936 + ... + 6246288.

Almost surely, 2^220200120036 is an apocalyptic number.

220200120036 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

220200120036 is an abundant number, since it is smaller than the sum of its proper divisors (379295536724).

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

220200120036 is a wasteful number, since it uses less digits than its factorization.

220200120036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48685 (or 48680 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 220200120036 its reverse (630021002022), we get a palindrome (850221122058).

The spelling of 220200120036 in words is "two hundred twenty billion, two hundred million, one hundred twenty thousand, thirty-six".