1020101120903 has 2 divisors, whose sum is σ = 1020101120904. Its totient is φ = 1020101120902.

The previous prime is 1020101120893. The next prime is 1020101120911. The reversal of 1020101120903 is 3090211010201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1020101120903 - 2⁴ = 1020101120887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020101120923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510050560451 + 510050560452.

It is an arithmetic number, because the mean of its divisors is an integer number (510050560452).

Almost surely, 2^{1020101120903} is an apocalyptic number.

1020101120903 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020101120903 is an equidigital number, since it uses as much as digits as its factorization.

1020101120903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

The spelling of 1020101120903 in words is "one trillion, twenty billion, one hundred one million, one hundred twenty thousand, nine hundred three".