312100212022 has 8 divisors (see below), whose sum is σ = 468255510072. Its totient is φ = 156015042000.

The previous prime is 312100212019. The next prime is 312100212037. The reversal of 312100212022 is 220212001213.

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 = 312100211987 and 312100212005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17520879 + ... + 17538682.

It is an arithmetic number, because the mean of its divisors is an integer number (58531938759).

Almost surely, 2^312100212022 is an apocalyptic number.

312100212022 is a deficient number, since it is larger than the sum of its proper divisors (156155298050).

312100212022 is a wasteful number, since it uses less digits than its factorization.

312100212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35064014.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 312100212022 its reverse (220212001213), we get a palindrome (532312213235).

The spelling of 312100212022 in words is "three hundred twelve billion, one hundred million, two hundred twelve thousand, twenty-two".