202021002119 has 2 divisors, whose sum is σ = 202021002120. Its totient is φ = 202021002118.

The previous prime is 202021002031. The next prime is 202021002173. The reversal of 202021002119 is 911200120202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202021002119 - 2⁸ = 202021001863 is a prime.

It is a super-2 number, since 2×202021002119² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 202021002119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202021005119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101010501059 + 101010501060.

It is an arithmetic number, because the mean of its divisors is an integer number (101010501060).

Almost surely, 2^202021002119 is an apocalyptic number.

202021002119 is a deficient number, since it is larger than the sum of its proper divisors (1).

202021002119 is an equidigital number, since it uses as much as digits as its factorization.

202021002119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 202021002119 in words is "two hundred two billion, twenty-one million, two thousand, one hundred nineteen".