11020220200 has 72 divisors (see below), whose sum is σ = 28163099790. Its totient is φ = 4007344000.

The previous prime is 11020220179. The next prime is 11020220257. The reversal of 11020220200 is 202202011.

It can be written as a sum of positive squares in 3 ways, for example, as 5790905604 + 5229314596 = 76098^2 + 72314^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 203491 + ... + 251890.

Almost surely, 2^11020220200 is an apocalyptic number.

11020220200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11020220200 is an abundant number, since it is smaller than the sum of its proper divisors (17142879590).

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

11020220200 is a wasteful number, since it uses less digits than its factorization.

11020220200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455419 (or 455399 counting only the distinct ones).

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

Adding to 11020220200 its reverse (202202011), we get a palindrome (11222422211).

It can be divided in two parts, 1 and 1020220200, that added together give a palindrome (1020220201).

The spelling of 11020220200 in words is "eleven billion, twenty million, two hundred twenty thousand, two hundred".