22155201983 has 2 divisors, whose sum is σ = 22155201984. Its totient is φ = 22155201982.

The previous prime is 22155201979. The next prime is 22155201989. The reversal of 22155201983 is 38910255122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22155201983 - 2² = 22155201979 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22155201989) 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, 11077600991 + 11077600992.

It is an arithmetic number, because the mean of its divisors is an integer number (11077600992).

Almost surely, 2^22155201983 is an apocalyptic number.

22155201983 is a deficient number, since it is larger than the sum of its proper divisors (1).

22155201983 is an equidigital number, since it uses as much as digits as its factorization.

22155201983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 38.

The spelling of 22155201983 in words is "twenty-two billion, one hundred fifty-five million, two hundred one thousand, nine hundred eighty-three".