211011422 has 16 divisors (see below), whose sum is σ = 320330592. Its totient is φ = 104239200.

The previous prime is 211011419. The next prime is 211011467. The reversal of 211011422 is 224110112.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 211011397 and 211011406.

It is a congruent number.

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, 135983 + ... + 137525.

It is an arithmetic number, because the mean of its divisors is an integer number (20020662).

Almost surely, 2^211011422 is an apocalyptic number.

211011422 is a deficient number, since it is larger than the sum of its proper divisors (109319170).

211011422 is a wasteful number, since it uses less digits than its factorization.

211011422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2323.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 211011422 is about 14526.2322024674. The cubic root of 211011422 is about 595.3449234692.

Adding to 211011422 its reverse (224110112), we get a palindrome (435121534).

The spelling of 211011422 in words is "two hundred eleven million, eleven thousand, four hundred twenty-two".