22145354205 has 64 divisors (see below), whose sum is σ = 38581831680. Its totient is φ = 10781911296.

The previous prime is 22145354171. The next prime is 22145354227. The reversal of 22145354205 is 50245354122.

It is a happy number.

It is not a de Polignac number, because 22145354205 - 2⁶ = 22145354141 is a prime.

It is a super-3 number, since 3×22145354205³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7669272 + ... + 7672158.

It is an arithmetic number, because the mean of its divisors is an integer number (602841120).

Almost surely, 2^22145354205 is an apocalyptic number.

It is an amenable number.

22145354205 is a deficient number, since it is larger than the sum of its proper divisors (16436477475).

22145354205 is a wasteful number, since it uses less digits than its factorization.

22145354205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3330.

The product of its (nonzero) digits is 48000, while the sum is 33.

The spelling of 22145354205 in words is "twenty-two billion, one hundred forty-five million, three hundred fifty-four thousand, two hundred five".