1120122020987 has 2 divisors, whose sum is σ = 1120122020988. Its totient is φ = 1120122020986.

The previous prime is 1120122020981. The next prime is 1120122021023. The reversal of 1120122020987 is 7890202210211.

It is a weak prime.

It is an emirp because it is prime and its reverse (7890202210211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1120122020987 - 2⁶ = 1120122020923 is a prime.

It is not a weakly prime, because it can be changed into another prime (1120122020981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560061010493 + 560061010494.

It is an arithmetic number, because the mean of its divisors is an integer number (560061010494).

Almost surely, 2^{1120122020987} is an apocalyptic number.

1120122020987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120122020987 is an equidigital number, since it uses as much as digits as its factorization.

1120122020987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 35.

The spelling of 1120122020987 in words is "one trillion, one hundred twenty billion, one hundred twenty-two million, twenty thousand, nine hundred eighty-seven".