22230515425140 has 288 divisors, whose sum is σ = 75845017108224. Its totient is φ = 5223153991680.

The previous prime is 22230515425123. The next prime is 22230515425187. The reversal of 22230515425140 is 4152451503222.

22230515425140 is a `hidden beast` number, since 2 + 2 + 23 + 0 + 5 + 1 + 542 + 51 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 22230515425095 and 22230515425104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 18237457 + ... + 19418183.

It is an arithmetic number, because the mean of its divisors is an integer number (263350753848).

Almost surely, 2^{22230515425140} is an apocalyptic number.

22230515425140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22230515425140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37922508554112).

22230515425140 is an abundant number, since it is smaller than the sum of its proper divisors (53614501683084).

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

22230515425140 is a wasteful number, since it uses less digits than its factorization.

22230515425140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1181047 (or 1181042 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 22230515425140 its reverse (4152451503222), we get a palindrome (26382966928362).

The spelling of 22230515425140 in words is "twenty-two trillion, two hundred thirty billion, five hundred fifteen million, four hundred twenty-five thousand, one hundred forty".