2011022210 has 16 divisors (see below), whose sum is σ = 3620448576. Its totient is φ = 804273648.

The previous prime is 2011022203. The next prime is 2011022239. The reversal of 2011022210 is 122201102.

It is a happy number.

It is a super-2 number, since 2×2011022210² = 8088420658226568200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2011022191 and 2011022200.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63977 + ... + 90083.

It is an arithmetic number, because the mean of its divisors is an integer number (226278036).

Almost surely, 2^2011022210 is an apocalyptic number.

2011022210 is a deficient number, since it is larger than the sum of its proper divisors (1609426366).

2011022210 is a wasteful number, since it uses less digits than its factorization.

2011022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33817.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 2011022210 is about 44844.4222841593. The cubic root of 2011022210 is about 1262.2313300786.

Adding to 2011022210 its reverse (122201102), we get a palindrome (2133223312).

The spelling of 2011022210 in words is "two billion, eleven million, twenty-two thousand, two hundred ten".