222350278344 has 32 divisors (see below), whose sum is σ = 573807171840. Its totient is φ = 71725896000.

The previous prime is 222350278343. The next prime is 222350278349. The reversal of 222350278344 is 443872053222.

It is a junction number, because it is equal to n+sod(n) for n = 222350278296 and 222350278305.

It is not an unprimeable number, because it can be changed into a prime (222350278343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149428207 + ... + 149429694.

It is an arithmetic number, because the mean of its divisors is an integer number (17931474120).

Almost surely, 2^222350278344 is an apocalyptic number.

222350278344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

222350278344 is an abundant number, since it is smaller than the sum of its proper divisors (351456893496).

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

222350278344 is a wasteful number, since it uses less digits than its factorization.

222350278344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298857941 (or 298857937 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 42.

The spelling of 222350278344 in words is "two hundred twenty-two billion, three hundred fifty million, two hundred seventy-eight thousand, three hundred forty-four".