210020201019 has 24 divisors (see below), whose sum is σ = 306514383552. Its totient is φ = 138561465840.

The previous prime is 210020201009. The next prime is 210020201077. The reversal of 210020201019 is 910102020012.

It is not a de Polignac number, because 210020201019 - 2⁵ = 210020200987 is a prime.

It is a super-2 number, since 2×210020201019² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 210020200992 and 210020201010.

It is not an unprimeable number, because it can be changed into a prime (210020201009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 822772 + ... + 1047374.

It is an arithmetic number, because the mean of its divisors is an integer number (12771432648).

Almost surely, 2^210020201019 is an apocalyptic number.

210020201019 is a deficient number, since it is larger than the sum of its proper divisors (96494182533).

210020201019 is a wasteful number, since it uses less digits than its factorization.

210020201019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225687 (or 225684 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The spelling of 210020201019 in words is "two hundred ten billion, twenty million, two hundred one thousand, nineteen".