22024400011245 has 16 divisors (see below), whose sum is σ = 39154488909120. Its totient is φ = 11746346672592.

The previous prime is 22024400011241. The next prime is 22024400011291. The reversal of 22024400011245 is 54211000442022.

It is a happy number.

22024400011245 is a `hidden beast` number, since 2 + 2 + 0 + 2 + 4 + 400 + 0 + 11 + 245 = 666.

It is not a de Polignac number, because 22024400011245 - 2² = 22024400011241 is a prime.

It is a super-2 number, since 2×22024400011245² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22024400011241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81571851759 + ... + 81571852028.

It is an arithmetic number, because the mean of its divisors is an integer number (2447155556820).

Almost surely, 2^{22024400011245} is an apocalyptic number.

It is an amenable number.

22024400011245 is a deficient number, since it is larger than the sum of its proper divisors (17130088897875).

22024400011245 is a wasteful number, since it uses less digits than its factorization.

22024400011245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163143703801 (or 163143703795 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 22024400011245 its reverse (54211000442022), we get a palindrome (76235400453267).

The spelling of 22024400011245 in words is "twenty-two trillion, twenty-four billion, four hundred million, eleven thousand, two hundred forty-five".