222011132250 has 32 divisors (see below), whose sum is σ = 554139787968. Its totient is φ = 59202968400.

The previous prime is 222011132219. The next prime is 222011132267. The reversal of 222011132250 is 52231110222.

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, 148006672 + ... + 148008171.

It is an arithmetic number, because the mean of its divisors is an integer number (17316868374).

Almost surely, 2^222011132250 is an apocalyptic number.

222011132250 is an abundant number, since it is smaller than the sum of its proper divisors (332128655718).

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

222011132250 is a wasteful number, since it uses less digits than its factorization.

222011132250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296014863 (or 296014853 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 222011132250 its reverse (52231110222), we get a palindrome (274242242472).

The spelling of 222011132250 in words is "two hundred twenty-two billion, eleven million, one hundred thirty-two thousand, two hundred fifty".