22312121544354 has 16 divisors (see below), whose sum is σ = 44627691528000. Its totient is φ = 7436799108240.

The previous prime is 22312121544337. The next prime is 22312121544413. The reversal of 22312121544354 is 45344512121322.

It is a super-3 number, since 3×22312121544354³ (a number of 41 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143600854 + ... + 143756145.

It is an arithmetic number, because the mean of its divisors is an integer number (2789230720500).

Almost surely, 2^{22312121544354} is an apocalyptic number.

22312121544354 is an abundant number, since it is smaller than the sum of its proper divisors (22315569983646).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22312121544354 is a wasteful number, since it uses less digits than its factorization.

22312121544354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287369945.

The product of its digits is 230400, while the sum is 39.

Adding to 22312121544354 its reverse (45344512121322), we get a palindrome (67656633665676).

The spelling of 22312121544354 in words is "twenty-two trillion, three hundred twelve billion, one hundred twenty-one million, five hundred forty-four thousand, three hundred fifty-four".