1000220200011 has 20 divisors (see below), whose sum is σ = 1494226587744. Its totient is φ = 666782010000.

The previous prime is 1000220199959. The next prime is 1000220200051. The reversal of 1000220200011 is 1100020220001.

It is not a de Polignac number, because 1000220200011 - 2²² = 1000216005707 is a prime.

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 = 1000220199966 and 1000220200002.

It is not an unprimeable number, because it can be changed into a prime (1000220200051) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1504261 + ... + 2064761.

Almost surely, 2^{1000220200011} is an apocalyptic number.

1000220200011 is a deficient number, since it is larger than the sum of its proper divisors (494006387733).

1000220200011 is an equidigital number, since it uses as much as digits as its factorization.

1000220200011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582544 (or 582535 counting only the distinct ones).

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

Adding to 1000220200011 its reverse (1100020220001), we get a palindrome (2100240420012).

The spelling of 1000220200011 in words is "one trillion, two hundred twenty million, two hundred thousand, eleven".