22001402421371 has 2 divisors, whose sum is σ = 22001402421372. Its totient is φ = 22001402421370.

The previous prime is 22001402421307. The next prime is 22001402421389. The reversal of 22001402421371 is 17312420410022.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22001402421371 - 2⁶ = 22001402421307 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (22001402421391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000701210685 + 11000701210686.

It is an arithmetic number, because the mean of its divisors is an integer number (11000701210686).

Almost surely, 2^{22001402421371} is an apocalyptic number.

22001402421371 is a deficient number, since it is larger than the sum of its proper divisors (1).

22001402421371 is an equidigital number, since it uses as much as digits as its factorization.

22001402421371 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 29.

Adding to 22001402421371 its reverse (17312420410022), we get a palindrome (39313822831393).

The spelling of 22001402421371 in words is "twenty-two trillion, one billion, four hundred two million, four hundred twenty-one thousand, three hundred seventy-one".