2021032121299 has 2 divisors, whose sum is σ = 2021032121300. Its totient is φ = 2021032121298.

The previous prime is 2021032121261. The next prime is 2021032121341. The reversal of 2021032121299 is 9921212301202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2021032121299 - 2²¹ = 2021030024147 is a prime.

It is not a weakly prime, because it can be changed into another prime (2021032121099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010516060649 + 1010516060650.

It is an arithmetic number, because the mean of its divisors is an integer number (1010516060650).

Almost surely, 2^{2021032121299} is an apocalyptic number.

2021032121299 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021032121299 is an equidigital number, since it uses as much as digits as its factorization.

2021032121299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 34.

The spelling of 2021032121299 in words is "two trillion, twenty-one billion, thirty-two million, one hundred twenty-one thousand, two hundred ninety-nine".