222312132102340 has 96 divisors (see below), whose sum is σ = 533691707238144. Its totient is φ = 76200935915520.

The previous prime is 222312132102317. The next prime is 222312132102341. The reversal of 222312132102340 is 43201231213222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 222312132102299 and 222312132102308.

It is not an unprimeable number, because it can be changed into a prime (222312132102341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12781692684 + ... + 12781710076.

It is an arithmetic number, because the mean of its divisors is an integer number (5559288617064).

Almost surely, 2^{222312132102340} is an apocalyptic number.

222312132102340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222312132102340 is an abundant number, since it is smaller than the sum of its proper divisors (311379575135804).

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

222312132102340 is a wasteful number, since it uses less digits than its factorization.

222312132102340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36557 (or 36555 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 222312132102340 its reverse (43201231213222), we get a palindrome (265513363315562).

The spelling of 222312132102340 in words is "two hundred twenty-two trillion, three hundred twelve billion, one hundred thirty-two million, one hundred two thousand, three hundred forty".