222231320124 has 48 divisors (see below), whose sum is σ = 566137439616. Its totient is φ = 67288334400.

The previous prime is 222231320117. The next prime is 222231320131. The reversal of 222231320124 is 421023132222.

It is an interprime number because it is at equal distance from previous prime (222231320117) and next prime (222231320131).

It is a junction number, because it is equal to n+sod(n) for n = 222231320094 and 222231320103.

It is a congruent number.

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, 517222 + ... + 843789.

It is an arithmetic number, because the mean of its divisors is an integer number (11794529992).

Almost surely, 2^222231320124 is an apocalyptic number.

It is an amenable number.

222231320124 is an abundant number, since it is smaller than the sum of its proper divisors (343906119492).

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

222231320124 is a wasteful number, since it uses less digits than its factorization.

222231320124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1362266 (or 1362264 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 222231320124 its reverse (421023132222), we get a palindrome (643254452346).

The spelling of 222231320124 in words is "two hundred twenty-two billion, two hundred thirty-one million, three hundred twenty thousand, one hundred twenty-four".