712221122002 has 8 divisors (see below), whose sum is σ = 1150511043276. Its totient is φ = 328717440912.

The previous prime is 712221121999. The next prime is 712221122003. The reversal of 712221122002 is 200221122217.

It can be written as a sum of positive squares in 2 ways, for example, as 538141083561 + 174080038441 = 733581^2 + 417229^2 .

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

It is not an unprimeable number, because it can be changed into a prime (712221122003) 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, 13696560013 + ... + 13696560064.

Almost surely, 2^712221122002 is an apocalyptic number.

712221122002 is a deficient number, since it is larger than the sum of its proper divisors (438289921274).

712221122002 is a wasteful number, since it uses less digits than its factorization.

712221122002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27393120092.

The product of its (nonzero) digits is 448, while the sum is 22.

Adding to 712221122002 its reverse (200221122217), we get a palindrome (912442244219).

The spelling of 712221122002 in words is "seven hundred twelve billion, two hundred twenty-one million, one hundred twenty-two thousand, two".