1220122007983 has 2 divisors, whose sum is σ = 1220122007984. Its totient is φ = 1220122007982.

The previous prime is 1220122007963. The next prime is 1220122007999. The reversal of 1220122007983 is 3897002210221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1220122007983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1220122007963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610061003991 + 610061003992.

It is an arithmetic number, because the mean of its divisors is an integer number (610061003992).

Almost surely, 2^{1220122007983} is an apocalyptic number.

1220122007983 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220122007983 is an equidigital number, since it uses as much as digits as its factorization.

1220122007983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 37.

The spelling of 1220122007983 in words is "one trillion, two hundred twenty billion, one hundred twenty-two million, seven thousand, nine hundred eighty-three".