2211021022 has 24 divisors (see below), whose sum is σ = 3952110960. Its totient is φ = 924467040.

The previous prime is 2211021019. The next prime is 2211021041. The reversal of 2211021022 is 2201201122.

It is a happy number.

It is a super-2 number, since 2×2211021022² = 9777227919451848968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2211020993 and 2211021011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 271122 + ... + 279157.

It is an arithmetic number, because the mean of its divisors is an integer number (164671290).

Almost surely, 2^2211021022 is an apocalyptic number.

2211021022 is a deficient number, since it is larger than the sum of its proper divisors (1741089938).

2211021022 is a wasteful number, since it uses less digits than its factorization.

2211021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550336 (or 550329 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 2211021022 is about 47021.4953186306. The cubic root of 2211021022 is about 1302.7596253273.

Adding to 2211021022 its reverse (2201201122), we get a palindrome (4412222144).

The spelling of 2211021022 in words is "two billion, two hundred eleven million, twenty-one thousand, twenty-two".