22154133413420 has 12 divisors (see below), whose sum is σ = 46523680168224. Its totient is φ = 8861653365360.

The previous prime is 22154133413411. The next prime is 22154133413431. The reversal of 22154133413420 is 2431433145122.

It is a super-2 number, since 2×22154133413420² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 553853335316 + ... + 553853335355.

It is an arithmetic number, because the mean of its divisors is an integer number (3876973347352).

Almost surely, 2^{22154133413420} is an apocalyptic number.

22154133413420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22154133413420 is an abundant number, since it is smaller than the sum of its proper divisors (24369546754804).

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

22154133413420 is a wasteful number, since it uses less digits than its factorization.

22154133413420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107706670680 (or 1107706670678 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 22154133413420 its reverse (2431433145122), we get a palindrome (24585566558542).

The spelling of 22154133413420 in words is "twenty-two trillion, one hundred fifty-four billion, one hundred thirty-three million, four hundred thirteen thousand, four hundred twenty".