1222055026 has 16 divisors (see below), whose sum is σ = 1884821400. Its totient is φ = 593993088.

The previous prime is 1222054949. The next prime is 1222055033. The reversal of 1222055026 is 6205502221.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1183428801 + 38626225 = 34401^2 + 6215^2 .

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, 41331 + ... + 64438.

Almost surely, 2^1222055026 is an apocalyptic number.

1222055026 is a deficient number, since it is larger than the sum of its proper divisors (662766374).

1222055026 is a wasteful number, since it uses less digits than its factorization.

1222055026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105933.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 1222055026 is about 34957.9036270770. The cubic root of 1222055026 is about 1069.1293543551.

Adding to 1222055026 its reverse (6205502221), we get a palindrome (7427557247).

The spelling of 1222055026 in words is "one billion, two hundred twenty-two million, fifty-five thousand, twenty-six".