730321021222 has 8 divisors (see below), whose sum is σ = 1179749342016. Its totient is φ = 337071240552.

The previous prime is 730321021163. The next prime is 730321021249. The reversal of 730321021222 is 222120123037.

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

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, 14044634998 + ... + 14044635049.

It is an arithmetic number, because the mean of its divisors is an integer number (147468667752).

Almost surely, 2^730321021222 is an apocalyptic number.

730321021222 is a deficient number, since it is larger than the sum of its proper divisors (449428320794).

730321021222 is a wasteful number, since it uses less digits than its factorization.

730321021222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28089270062.

The product of its (nonzero) digits is 2016, while the sum is 25.

Adding to 730321021222 its reverse (222120123037), we get a palindrome (952441144259).

The spelling of 730321021222 in words is "seven hundred thirty billion, three hundred twenty-one million, twenty-one thousand, two hundred twenty-two".