22016445513226 has 16 divisors (see below), whose sum is σ = 33440776792200. Its totient is φ = 10870244213248.

The previous prime is 22016445513217. The next prime is 22016445513269. The reversal of 22016445513226 is 62231554461022.

It can be written as a sum of positive squares in 4 ways, for example, as 4694159893201 + 17322285620025 = 2166601^2 + 4162005^2 .

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, 181013371 + ... + 181134958.

Almost surely, 2^{22016445513226} is an apocalyptic number.

22016445513226 is a deficient number, since it is larger than the sum of its proper divisors (11424331278974).

22016445513226 is a wasteful number, since it uses less digits than its factorization.

22016445513226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362148713.

The product of its (nonzero) digits is 691200, while the sum is 43.

Adding to 22016445513226 its reverse (62231554461022), we get a palindrome (84247999974248).

The spelling of 22016445513226 in words is "twenty-two trillion, sixteen billion, four hundred forty-five million, five hundred thirteen thousand, two hundred twenty-six".