23222251350340 has 48 divisors (see below), whose sum is σ = 55934606956032. Its totient is φ = 7933171360896.

The previous prime is 23222251350329. The next prime is 23222251350383. The reversal of 23222251350340 is 4305315222232.

It is a junction number, because it is equal to n+sod(n) for n = 23222251350296 and 23222251350305.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 299371372 + ... + 299448931.

It is an arithmetic number, because the mean of its divisors is an integer number (1165304311584).

Almost surely, 2^{23222251350340} is an apocalyptic number.

23222251350340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23222251350340 is an abundant number, since it is smaller than the sum of its proper divisors (32712355605692).

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

23222251350340 is a wasteful number, since it uses less digits than its factorization.

23222251350340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598820596 (or 598820594 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 23222251350340 its reverse (4305315222232), we get a palindrome (27527566572572).

The spelling of 23222251350340 in words is "twenty-three trillion, two hundred twenty-two billion, two hundred fifty-one million, three hundred fifty thousand, three hundred forty".