1020101119987 has 2 divisors, whose sum is σ = 1020101119988. Its totient is φ = 1020101119986.

The previous prime is 1020101119901. The next prime is 1020101120011. The reversal of 1020101119987 is 7899111010201.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1020101119987 is a prime.

It is not a weakly prime, because it can be changed into another prime (1020102119987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510050559993 + 510050559994.

It is an arithmetic number, because the mean of its divisors is an integer number (510050559994).

Almost surely, 2^{1020101119987} is an apocalyptic number.

1020101119987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020101119987 is an equidigital number, since it uses as much as digits as its factorization.

1020101119987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 40.

The spelling of 1020101119987 in words is "one trillion, twenty billion, one hundred one million, one hundred nineteen thousand, nine hundred eighty-seven".