1422212312 has 16 divisors (see below), whose sum is σ = 2672222400. Its totient is φ = 709619680.

The previous prime is 1422212303. The next prime is 1422212329. The reversal of 1422212312 is 2132122241.

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, 181739 + ... + 189402.

It is an arithmetic number, because the mean of its divisors is an integer number (167013900).

Almost surely, 2^1422212312 is an apocalyptic number.

It is an amenable number.

1422212312 is a deficient number, since it is larger than the sum of its proper divisors (1250010088).

1422212312 is a wasteful number, since it uses less digits than its factorization.

1422212312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371626 (or 371622 counting only the distinct ones).

The product of its digits is 384, while the sum is 20.

The square root of 1422212312 is about 37712.2302708286. The cubic root of 1422212312 is about 1124.5742749988.

Adding to 1422212312 its reverse (2132122241), we get a palindrome (3554334553).

The spelling of 1422212312 in words is "one billion, four hundred twenty-two million, two hundred twelve thousand, three hundred twelve".