1100000220210 has 72 divisors (see below), whose sum is σ = 2928059439084. Its totient is φ = 286511641920.

The previous prime is 1100000220157. The next prime is 1100000220257. The reversal of 1100000220210 is 120220000011.

It can be written as a sum of positive squares in 2 ways, for example, as 958403798361 + 141596421849 = 978981^2 + 376293^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1100000220192 and 1100000220201.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3138681 + ... + 3471500.

Almost surely, 2^{1100000220210} is an apocalyptic number.

1100000220210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1100000220210 is an abundant number, since it is smaller than the sum of its proper divisors (1828059218874).

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

1100000220210 is a wasteful number, since it uses less digits than its factorization.

1100000220210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6610280 (or 6610234 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 1100000220210 its reverse (120220000011), we get a palindrome (1220220220221).

The spelling of 1100000220210 in words is "one trillion, one hundred billion, two hundred twenty thousand, two hundred ten".