10203012010321 has 8 divisors (see below), whose sum is σ = 10987914115584. Its totient is φ = 9418117766160.

The previous prime is 10203012010319. The next prime is 10203012010351. The reversal of 10203012010321 is 12301021030201.

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 10203012010321 - 2¹ = 10203012010319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10203012010295 and 10203012010304.

It is not an unprimeable number, because it can be changed into a prime (10203012010351) 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, 883326 + ... + 4602856.

It is an arithmetic number, because the mean of its divisors is an integer number (1373489264448).

Almost surely, 2^{10203012010321} is an apocalyptic number.

It is an amenable number.

10203012010321 is a deficient number, since it is larger than the sum of its proper divisors (784902105263).

10203012010321 is a wasteful number, since it uses less digits than its factorization.

10203012010321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3930551.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 10203012010321 its reverse (12301021030201), we get a palindrome (22504033040522).

The spelling of 10203012010321 in words is "ten trillion, two hundred three billion, twelve million, ten thousand, three hundred twenty-one".