202120022999 has 2 divisors, whose sum is σ = 202120023000. Its totient is φ = 202120022998.

The previous prime is 202120022963. The next prime is 202120023037. The reversal of 202120022999 is 999220021202.

It is an a-pointer prime, because the next prime (202120023037) can be obtained adding 202120022999 to its sum of digits (38).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202120022999 - 2⁸ = 202120022743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202120025999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101060011499 + 101060011500.

It is an arithmetic number, because the mean of its divisors is an integer number (101060011500).

Almost surely, 2^202120022999 is an apocalyptic number.

202120022999 is a deficient number, since it is larger than the sum of its proper divisors (1).

202120022999 is an equidigital number, since it uses as much as digits as its factorization.

202120022999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 38.

The spelling of 202120022999 in words is "two hundred two billion, one hundred twenty million, twenty-two thousand, nine hundred ninety-nine".