22226212750340 has 24 divisors (see below), whose sum is σ = 46692001140120. Its totient is φ = 8887255697408.

The previous prime is 22226212750297. The next prime is 22226212750351. The reversal of 22226212750340 is 4305721262222.

It can be written as a sum of positive squares in 4 ways, for example, as 3809000175556 + 18417212574784 = 1951666^2 + 4291528^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22226212750294 and 22226212750303.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201781235 + ... + 201891354.

It is an arithmetic number, because the mean of its divisors is an integer number (1945500047505).

Almost surely, 2^{22226212750340} is an apocalyptic number.

22226212750340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22226212750340 is an abundant number, since it is smaller than the sum of its proper divisors (24465788389780).

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

22226212750340 is a wasteful number, since it uses less digits than its factorization.

22226212750340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403675351 (or 403675349 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 38.

The spelling of 22226212750340 in words is "twenty-two trillion, two hundred twenty-six billion, two hundred twelve million, seven hundred fifty thousand, three hundred forty".