222330130331 has 4 divisors (see below), whose sum is σ = 222333359664. Its totient is φ = 222326901000.

The previous prime is 222330130273. The next prime is 222330130339. The reversal of 222330130331 is 133031033222.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133031033222 = 2 ⋅66515516611.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222330130331 is a prime.

It is a super-2 number, since 2×222330130331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222330130297 and 222330130306.

It is not an unprimeable number, because it can be changed into a prime (222330130339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1509095 + ... + 1649856.

It is an arithmetic number, because the mean of its divisors is an integer number (55583339916).

Almost surely, 2^222330130331 is an apocalyptic number.

222330130331 is a deficient number, since it is larger than the sum of its proper divisors (3229333).

222330130331 is an equidigital number, since it uses as much as digits as its factorization.

222330130331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3229332.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 222330130331 its reverse (133031033222), we get a palindrome (355361163553).

The spelling of 222330130331 in words is "two hundred twenty-two billion, three hundred thirty million, one hundred thirty thousand, three hundred thirty-one".