22445220101340 has 48 divisors (see below), whose sum is σ = 62857878037920. Its totient is φ = 5984319479040.

The previous prime is 22445220101267. The next prime is 22445220101371. The reversal of 22445220101340 is 4310102254422.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 22445220101298 and 22445220101307.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33179475 + ... + 33849194.

It is an arithmetic number, because the mean of its divisors is an integer number (1309539125790).

Almost surely, 2^{22445220101340} is an apocalyptic number.

22445220101340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22445220101340 is an abundant number, since it is smaller than the sum of its proper divisors (40412657936580).

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

22445220101340 is a wasteful number, since it uses less digits than its factorization.

22445220101340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67034262 (or 67034260 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 22445220101340 its reverse (4310102254422), we get a palindrome (26755322355762).

The spelling of 22445220101340 in words is "twenty-two trillion, four hundred forty-five billion, two hundred twenty million, one hundred one thousand, three hundred forty".