1021031230103 has 2 divisors, whose sum is σ = 1021031230104. Its totient is φ = 1021031230102.

The previous prime is 1021031230099. The next prime is 1021031230111. The reversal of 1021031230103 is 3010321301201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1021031230103 - 2² = 1021031230099 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1021036230103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510515615051 + 510515615052.

It is an arithmetic number, because the mean of its divisors is an integer number (510515615052).

Almost surely, 2^{1021031230103} is an apocalyptic number.

1021031230103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021031230103 is an equidigital number, since it uses as much as digits as its factorization.

1021031230103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1021031230103 its reverse (3010321301201), we get a palindrome (4031352531304).

The spelling of 1021031230103 in words is "one trillion, twenty-one billion, thirty-one million, two hundred thirty thousand, one hundred three".