10022012012021 has 2 divisors, whose sum is σ = 10022012012022. Its totient is φ = 10022012012020.

The previous prime is 10022012011951. The next prime is 10022012012029. The reversal of 10022012012021 is 12021021022001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5996812447921 + 4025199564100 = 2448839^2 + 2006290^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10022012012021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10022012011987 and 10022012012005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10022012012029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5011006006010 + 5011006006011.

It is an arithmetic number, because the mean of its divisors is an integer number (5011006006011).

Almost surely, 2^{10022012012021} is an apocalyptic number.

It is an amenable number.

10022012012021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10022012012021 is an equidigital number, since it uses as much as digits as its factorization.

10022012012021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10022012012021 its reverse (12021021022001), we get a palindrome (22043033034022).

The spelling of 10022012012021 in words is "ten trillion, twenty-two billion, twelve million, twelve thousand, twenty-one".