10011022019021 has 2 divisors, whose sum is σ = 10011022019022. Its totient is φ = 10011022019020.

The previous prime is 10011022018997. The next prime is 10011022019029. The reversal of 10011022019021 is 12091022011001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9847583743396 + 163438275625 = 3138086^2 + 404275^2 .

It is a cyclic number.

It is not a de Polignac number, because 10011022019021 - 2⁴² = 5612975507917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10011022018984 and 10011022019002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10011022019029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005511009510 + 5005511009511.

It is an arithmetic number, because the mean of its divisors is an integer number (5005511009511).

Almost surely, 2^{10011022019021} is an apocalyptic number.

It is an amenable number.

10011022019021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10011022019021 is an equidigital number, since it uses as much as digits as its factorization.

10011022019021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 10011022019021 in words is "ten trillion, eleven billion, twenty-two million, nineteen thousand, twenty-one".