7227212322 has 32 divisors (see below), whose sum is σ = 16312207680. Its totient is φ = 2114544320.

The previous prime is 7227212299. The next prime is 7227212323. The reversal of 7227212322 is 2232127227.

7227212322 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 7227212322.

It is not an unprimeable number, because it can be changed into a prime (7227212323) 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, 1886073 + ... + 1889900.

It is an arithmetic number, because the mean of its divisors is an integer number (509756490).

Almost surely, 2^7227212322 is an apocalyptic number.

7227212322 is an abundant number, since it is smaller than the sum of its proper divisors (9084995358).

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

7227212322 is a wasteful number, since it uses less digits than its factorization.

7227212322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3776018.

The product of its digits is 9408, while the sum is 30.

The square root of 7227212322 is about 85013.0126627683. The cubic root of 7227212322 is about 1933.4084152834.

Adding to 7227212322 its reverse (2232127227), we get a palindrome (9459339549).

The spelling of 7227212322 in words is "seven billion, two hundred twenty-seven million, two hundred twelve thousand, three hundred twenty-two".