1000220000211 has 8 divisors (see below), whose sum is σ = 1481807407760. Its totient is φ = 666813333456.

The previous prime is 1000220000209. The next prime is 1000220000249. The reversal of 1000220000211 is 1120000220001.

It is not a de Polignac number, because 1000220000211 - 2¹ = 1000220000209 is a prime.

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

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1000220000193 and 1000220000202.

It is not an unprimeable number, because it can be changed into a prime (1000220000011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18522592570 + ... + 18522592623.

It is an arithmetic number, because the mean of its divisors is an integer number (185225925970).

Almost surely, 2^{1000220000211} is an apocalyptic number.

1000220000211 is a deficient number, since it is larger than the sum of its proper divisors (481587407549).

1000220000211 is an equidigital number, since it uses as much as digits as its factorization.

1000220000211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37045185202 (or 37045185196 counting only the distinct ones).

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

Adding to 1000220000211 its reverse (1120000220001), we get a palindrome (2120220220212).

The spelling of 1000220000211 in words is "one trillion, two hundred twenty million, two hundred eleven", and thus it is an aban number.