1000222209973 has 8 divisors (see below), whose sum is σ = 1143134528192. Its totient is φ = 857315749536.

The previous prime is 1000222209923. The next prime is 1000222209977. The reversal of 1000222209973 is 3799022220001.

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

It is a cyclic number.

It is not a de Polignac number, because 1000222209973 - 2²¹ = 1000220112821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000222209977) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1092240 + ... + 1787017.

It is an arithmetic number, because the mean of its divisors is an integer number (142891816024).

Almost surely, 2^{1000222209973} is an apocalyptic number.

It is an amenable number.

1000222209973 is a deficient number, since it is larger than the sum of its proper divisors (142912318219).

1000222209973 is an equidigital number, since it uses as much as digits as its factorization.

1000222209973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2928891.

The product of its (nonzero) digits is 27216, while the sum is 37.

Adding to 1000222209973 its reverse (3799022220001), we get a palindrome (4799244429974).

The spelling of 1000222209973 in words is "one trillion, two hundred twenty-two million, two hundred nine thousand, nine hundred seventy-three".