402221122183 has 2 divisors, whose sum is σ = 402221122184. Its totient is φ = 402221122182.

The previous prime is 402221122129. The next prime is 402221122213. The reversal of 402221122183 is 381221122204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 402221122183 - 2⁹ = 402221121671 is a prime.

It is a super-2 number, since 2×402221122183² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402221122103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201110561091 + 201110561092.

It is an arithmetic number, because the mean of its divisors is an integer number (201110561092).

Almost surely, 2^402221122183 is an apocalyptic number.

402221122183 is a deficient number, since it is larger than the sum of its proper divisors (1).

402221122183 is an equidigital number, since it uses as much as digits as its factorization.

402221122183 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 402221122183 its reverse (381221122204), we get a palindrome (783442244387).

The spelling of 402221122183 in words is "four hundred two billion, two hundred twenty-one million, one hundred twenty-two thousand, one hundred eighty-three".