22401100143 has 24 divisors (see below), whose sum is σ = 33369672336. Its totient is φ = 14470099200.

The previous prime is 22401100121. The next prime is 22401100153. The reversal of 22401100143 is 34100110422.

22401100143 is a `hidden beast` number, since 22 + 401 + 100 + 143 = 666.

It is not a de Polignac number, because 22401100143 - 2⁸ = 22401099887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22401100153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59313 + ... + 219818.

It is an arithmetic number, because the mean of its divisors is an integer number (1390403014).

Almost surely, 2^22401100143 is an apocalyptic number.

22401100143 is a deficient number, since it is larger than the sum of its proper divisors (10968572193).

22401100143 is a wasteful number, since it uses less digits than its factorization.

22401100143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279415 (or 279412 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 22401100143 its reverse (34100110422), we get a palindrome (56501210565).

The spelling of 22401100143 in words is "twenty-two billion, four hundred one million, one hundred thousand, one hundred forty-three".