2201022331901 has 2 divisors, whose sum is σ = 2201022331902. Its totient is φ = 2201022331900.

The previous prime is 2201022331861. The next prime is 2201022331903. The reversal of 2201022331901 is 1091332201022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2177720004100 + 23302327801 = 1475710^2 + 152651^2 .

It is a cyclic number.

It is not a de Polignac number, because 2201022331901 - 2¹⁴ = 2201022315517 is a prime.

It is a Sophie Germain prime.

Together with 2201022331903, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2201022331903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100511165950 + 1100511165951.

It is an arithmetic number, because the mean of its divisors is an integer number (1100511165951).

Almost surely, 2^{2201022331901} is an apocalyptic number.

It is an amenable number.

2201022331901 is a deficient number, since it is larger than the sum of its proper divisors (1).

2201022331901 is an equidigital number, since it uses as much as digits as its factorization.

2201022331901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 2201022331901 its reverse (1091332201022), we get a palindrome (3292354532923).

The spelling of 2201022331901 in words is "two trillion, two hundred one billion, twenty-two million, three hundred thirty-one thousand, nine hundred one".