231302122022 has 8 divisors (see below), whose sum is σ = 346961766072. Its totient is φ = 115648200000.

The previous prime is 231302121961. The next prime is 231302122027. The reversal of 231302122022 is 220221203132.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 231302121985 and 231302122003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231302122027) 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, 1327979 + ... + 1492022.

It is an arithmetic number, because the mean of its divisors is an integer number (43370220759).

Almost surely, 2^231302122022 is an apocalyptic number.

231302122022 is a deficient number, since it is larger than the sum of its proper divisors (115659644050).

231302122022 is a wasteful number, since it uses less digits than its factorization.

231302122022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2861014.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 231302122022 its reverse (220221203132), we get a palindrome (451523325154).

The spelling of 231302122022 in words is "two hundred thirty-one billion, three hundred two million, one hundred twenty-two thousand, twenty-two".