312000400233222 has 8 divisors (see below), whose sum is σ = 624000800466456. Its totient is φ = 104000133411072.

The previous prime is 312000400233187. The next prime is 312000400233257. The reversal of 312000400233222 is 222332004000213.

It is an interprime number because it is at equal distance from previous prime (312000400233187) and next prime (312000400233257).

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

312000400233222 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 312000400233192 and 312000400233201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26000033352763 + ... + 26000033352774.

It is an arithmetic number, because the mean of its divisors is an integer number (78000100058307).

Almost surely, 2^{312000400233222} is an apocalyptic number.

312000400233222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

312000400233222 is a wasteful number, since it uses less digits than its factorization.

312000400233222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52000066705542.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 312000400233222 its reverse (222332004000213), we get a palindrome (534332404233435).

The spelling of 312000400233222 in words is "three hundred twelve trillion, four hundred million, two hundred thirty-three thousand, two hundred twenty-two".