10030111102021 has 12 divisors (see below), whose sum is σ = 10804891868640. Its totient is φ = 9307145328320.

The previous prime is 10030111102019. The next prime is 10030111102073. The reversal of 10030111102021 is 12020111103001.

It is a happy number.

It is not a de Polignac number, because 10030111102021 - 2¹ = 10030111102019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10030111101992 and 10030111102010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10030111102091) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 244389811 + ... + 244430848.

It is an arithmetic number, because the mean of its divisors is an integer number (900407655720).

Almost surely, 2^{10030111102021} is an apocalyptic number.

It is an amenable number.

10030111102021 is a deficient number, since it is larger than the sum of its proper divisors (774780766619).

10030111102021 is an equidigital number, since it uses as much as digits as its factorization.

10030111102021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488820764 (or 488820747 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 10030111102021 its reverse (12020111103001), we get a palindrome (22050222205022).

The spelling of 10030111102021 in words is "ten trillion, thirty billion, one hundred eleven million, one hundred two thousand, twenty-one".