200222131231001 has 12 divisors (see below), whose sum is σ = 233024687492436. Its totient is φ = 171313053457920.

The previous prime is 200222131230971. The next prime is 200222131231013. The reversal of 200222131231001 is 100132131222002.

It can be written as a sum of positive squares in 2 ways, for example, as 156266875455625 + 43955255775376 = 12500675^2 + 6629876^2 .

It is not a de Polignac number, because 200222131231001 - 2¹⁸ = 200222130968857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200222131231901) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48668479040 + ... + 48668483153.

It is an arithmetic number, because the mean of its divisors is an integer number (19418723957703).

Almost surely, 2^{200222131231001} is an apocalyptic number.

It is an amenable number.

200222131231001 is a deficient number, since it is larger than the sum of its proper divisors (32802556261435).

200222131231001 is a wasteful number, since it uses less digits than its factorization.

200222131231001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97336962232 (or 97336962221 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 200222131231001 its reverse (100132131222002), we get a palindrome (300354262453003).

The spelling of 200222131231001 in words is "two hundred trillion, two hundred twenty-two billion, one hundred thirty-one million, two hundred thirty-one thousand, one".