10012022110021 has 2 divisors, whose sum is σ = 10012022110022. Its totient is φ = 10012022110020.

The previous prime is 10012022110009. The next prime is 10012022110039. The reversal of 10012022110021 is 12001122021001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9604352629921 + 407669480100 = 3099089^2 + 638490^2 .

It is a cyclic number.

It is not a de Polignac number, because 10012022110021 - 2⁵ = 10012022109989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10012022109983 and 10012022110010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10012022110091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5006011055010 + 5006011055011.

It is an arithmetic number, because the mean of its divisors is an integer number (5006011055011).

Almost surely, 2^{10012022110021} is an apocalyptic number.

It is an amenable number.

10012022110021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10012022110021 is an equidigital number, since it uses as much as digits as its factorization.

10012022110021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10012022110021 its reverse (12001122021001), we get a palindrome (22013144131022).

The spelling of 10012022110021 in words is "ten trillion, twelve billion, twenty-two million, one hundred ten thousand, twenty-one".