22121310440111 has 8 divisors (see below), whose sum is σ = 22321207028400. Its totient is φ = 21922099604352.

The previous prime is 22121310440101. The next prime is 22121310440189. The reversal of 22121310440111 is 11104401312122.

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

It is a cyclic number.

It is not a de Polignac number, because 22121310440111 - 2¹⁴ = 22121310423727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22121310440101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171373325 + ... + 171502358.

It is an arithmetic number, because the mean of its divisors is an integer number (2790150878550).

Almost surely, 2^{22121310440111} is an apocalyptic number.

22121310440111 is a deficient number, since it is larger than the sum of its proper divisors (199896588289).

22121310440111 is a wasteful number, since it uses less digits than its factorization.

22121310440111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342876265.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 22121310440111 its reverse (11104401312122), we get a palindrome (33225711752233).

The spelling of 22121310440111 in words is "twenty-two trillion, one hundred twenty-one billion, three hundred ten million, four hundred forty thousand, one hundred eleven".