10203034313021 has 16 divisors (see below), whose sum is σ = 11186781136128. Its totient is φ = 9228713894400.

The previous prime is 10203034312969. The next prime is 10203034313027. The reversal of 10203034313021 is 12031343030201.

It is a de Polignac number, because none of the positive numbers 2^k-10203034313021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10203034313027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1901141 + ... + 4901061.

It is an arithmetic number, because the mean of its divisors is an integer number (699173821008).

Almost surely, 2^{10203034313021} is an apocalyptic number.

10203034313021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10203034313021 is a deficient number, since it is larger than the sum of its proper divisors (983746823107).

10203034313021 is a wasteful number, since it uses less digits than its factorization.

10203034313021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3001492.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 10203034313021 its reverse (12031343030201), we get a palindrome (22234377343222).

The spelling of 10203034313021 in words is "ten trillion, two hundred three billion, thirty-four million, three hundred thirteen thousand, twenty-one".