101022210201421 has 2 divisors, whose sum is σ = 101022210201422. Its totient is φ = 101022210201420.

The previous prime is 101022210201373. The next prime is 101022210201433. The reversal of 101022210201421 is 124102012220101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 68548282213321 + 32473927988100 = 8279389^2 + 5698590^2 .

It is an emirp because it is prime and its reverse (124102012220101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 101022210201421 - 2¹⁷ = 101022210070349 is a prime.

It is a super-2 number, since 2×101022210201421² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101022210201821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50511105100710 + 50511105100711.

It is an arithmetic number, because the mean of its divisors is an integer number (50511105100711).

Almost surely, 2^{101022210201421} is an apocalyptic number.

It is an amenable number.

101022210201421 is a deficient number, since it is larger than the sum of its proper divisors (1).

101022210201421 is an equidigital number, since it uses as much as digits as its factorization.

101022210201421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 101022210201421 its reverse (124102012220101), we get a palindrome (225124222421522).

The spelling of 101022210201421 in words is "one hundred one trillion, twenty-two billion, two hundred ten million, two hundred one thousand, four hundred twenty-one".