10210020001903 has 2 divisors, whose sum is σ = 10210020001904. Its totient is φ = 10210020001902.

The previous prime is 10210020001891. The next prime is 10210020001939. The reversal of 10210020001903 is 30910002001201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10210020001903 - 2¹³ = 10210019993711 is a prime.

It is a super-2 number, since 2×10210020001903² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10210020007903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105010000951 + 5105010000952.

It is an arithmetic number, because the mean of its divisors is an integer number (5105010000952).

Almost surely, 2^{10210020001903} is an apocalyptic number.

10210020001903 is a deficient number, since it is larger than the sum of its proper divisors (1).

10210020001903 is an equidigital number, since it uses as much as digits as its factorization.

10210020001903 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 19.

The spelling of 10210020001903 in words is "ten trillion, two hundred ten billion, twenty million, one thousand, nine hundred three".