122216026 has 8 divisors (see below), whose sum is σ = 194107860. Its totient is φ = 57513408.

The previous prime is 122216021. The next prime is 122216041. The reversal of 122216026 is 620612221.

It can be written as a sum of positive squares in 2 ways, for example, as 106605625 + 15610401 = 10325^2 + 3951^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×122216026² = 29873514022465352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122215988 and 122216006.

It is not an unprimeable number, because it can be changed into a prime (122216021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1797261 + ... + 1797328.

Almost surely, 2^122216026 is an apocalyptic number.

122216026 is a deficient number, since it is larger than the sum of its proper divisors (71891834).

122216026 is a wasteful number, since it uses less digits than its factorization.

122216026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3594608.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 122216026 is about 11055.1357296055. The cubic root of 122216026 is about 496.2601311731.

Adding to 122216026 its reverse (620612221), we get a palindrome (742828247).

The spelling of 122216026 in words is "one hundred twenty-two million, two hundred sixteen thousand, twenty-six".