2021201133139 has 2 divisors, whose sum is σ = 2021201133140. Its totient is φ = 2021201133138.

The previous prime is 2021201133137. The next prime is 2021201133157. The reversal of 2021201133139 is 9313311021202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2021201133139 - 2¹ = 2021201133137 is a prime.

Together with 2021201133137, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2021201133131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010600566569 + 1010600566570.

It is an arithmetic number, because the mean of its divisors is an integer number (1010600566570).

Almost surely, 2^{2021201133139} is an apocalyptic number.

2021201133139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021201133139 is an equidigital number, since it uses as much as digits as its factorization.

2021201133139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 28.

The spelling of 2021201133139 in words is "two trillion, twenty-one billion, two hundred one million, one hundred thirty-three thousand, one hundred thirty-nine".