70221329722 has 8 divisors (see below), whose sum is σ = 105741847476. Its totient is φ = 34974047232.

The previous prime is 70221329707. The next prime is 70221329741. The reversal of 70221329722 is 22792312207.

It can be written as a sum of positive squares in 2 ways, for example, as 48978558721 + 21242771001 = 221311^2 + 145749^2 .

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

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, 68308173 + ... + 68309200.

Almost surely, 2^70221329722 is an apocalyptic number.

70221329722 is a deficient number, since it is larger than the sum of its proper divisors (35520517754).

70221329722 is a wasteful number, since it uses less digits than its factorization.

70221329722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136617632.

The product of its (nonzero) digits is 42336, while the sum is 37.

The spelling of 70221329722 in words is "seventy billion, two hundred twenty-one million, three hundred twenty-nine thousand, seven hundred twenty-two".