10221211002139 has 2 divisors, whose sum is σ = 10221211002140. Its totient is φ = 10221211002138.

The previous prime is 10221211002091. The next prime is 10221211002151. The reversal of 10221211002139 is 93120011212201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10221211002139 - 2⁷ = 10221211002011 is a prime.

It is not a weakly prime, because it can be changed into another prime (10221211002169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110605501069 + 5110605501070.

It is an arithmetic number, because the mean of its divisors is an integer number (5110605501070).

Almost surely, 2^{10221211002139} is an apocalyptic number.

10221211002139 is a deficient number, since it is larger than the sum of its proper divisors (1).

10221211002139 is an equidigital number, since it uses as much as digits as its factorization.

10221211002139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 25.

The spelling of 10221211002139 in words is "ten trillion, two hundred twenty-one billion, two hundred eleven million, two thousand, one hundred thirty-nine".