212222120983 has 2 divisors, whose sum is σ = 212222120984. Its totient is φ = 212222120982.

The previous prime is 212222120977. The next prime is 212222120987. The reversal of 212222120983 is 389021222212.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212222120983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212222120987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106111060491 + 106111060492.

It is an arithmetic number, because the mean of its divisors is an integer number (106111060492).

Almost surely, 2^212222120983 is an apocalyptic number.

212222120983 is a deficient number, since it is larger than the sum of its proper divisors (1).

212222120983 is an equidigital number, since it uses as much as digits as its factorization.

212222120983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 212222120983 in words is "two hundred twelve billion, two hundred twenty-two million, one hundred twenty thousand, nine hundred eighty-three".