1020703666667 has 8 divisors (see below), whose sum is σ = 1024639074816. Its totient is φ = 1016774532072.

The previous prime is 1020703666663. The next prime is 1020703666687. The reversal of 1020703666667 is 7666663070201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1020703666667 - 2² = 1020703666663 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020703666663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1242233 + ... + 1893290.

It is an arithmetic number, because the mean of its divisors is an integer number (128079884352).

Almost surely, 2^{1020703666667} is an apocalyptic number.

1020703666667 is a deficient number, since it is larger than the sum of its proper divisors (3935408149).

1020703666667 is an equidigital number, since it uses as much as digits as its factorization.

1020703666667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3136777.

The product of its (nonzero) digits is 2286144, while the sum is 50.

The spelling of 1020703666667 in words is "one trillion, twenty billion, seven hundred three million, six hundred sixty-six thousand, six hundred sixty-seven".