1000222010197 has 4 divisors (see below), whose sum is σ = 1000260173536. Its totient is φ = 1000183846860.

The previous prime is 1000222010131. The next prime is 1000222010239. The reversal of 1000222010197 is 7910102220001.

1000222010197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1000222010197 - 2³¹ = 998074526549 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 (1000222010107) 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, 19042329 + ... + 19094782.

It is an arithmetic number, because the mean of its divisors is an integer number (250065043384).

Almost surely, 2^{1000222010197} is an apocalyptic number.

It is an amenable number.

1000222010197 is a deficient number, since it is larger than the sum of its proper divisors (38163339).

1000222010197 is an equidigital number, since it uses as much as digits as its factorization.

1000222010197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38163338.

The product of its (nonzero) digits is 504, while the sum is 25.

Adding to 1000222010197 its reverse (7910102220001), we get a palindrome (8910324230198).

The spelling of 1000222010197 in words is "one trillion, two hundred twenty-two million, ten thousand, one hundred ninety-seven".