312000020222 has 32 divisors (see below), whose sum is σ = 548191390464. Its totient is φ = 131595990400.

The previous prime is 312000020221. The next prime is 312000020251. The reversal of 312000020222 is 222020000213.

It is a junction number, because it is equal to n+sod(n) for n = 312000020197 and 312000020206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312000020221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5848268 + ... + 5901375.

It is an arithmetic number, because the mean of its divisors is an integer number (17130980952).

Almost surely, 2^312000020222 is an apocalyptic number.

312000020222 is a deficient number, since it is larger than the sum of its proper divisors (236191370242).

312000020222 is a wasteful number, since it uses less digits than its factorization.

312000020222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11749744.

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 312000020222 its reverse (222020000213), we get a palindrome (534020020435).

The spelling of 312000020222 in words is "three hundred twelve billion, twenty thousand, two hundred twenty-two".