10202022020019 has 4 divisors (see below), whose sum is σ = 13602696026696. Its totient is φ = 6801348013344.

The previous prime is 10202022020017. The next prime is 10202022020033. The reversal of 10202022020019 is 91002022020201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 10202022020019 - 2¹ = 10202022020017 is a prime.

It is a super-2 number, since 2×10202022020019² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10202022019977 and 10202022020004.

It is not an unprimeable number, because it can be changed into a prime (10202022020017) 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 in 3 ways as a sum of consecutive naturals, for example, 1700337003334 + ... + 1700337003339.

It is an arithmetic number, because the mean of its divisors is an integer number (3400674006674).

Almost surely, 2^{10202022020019} is an apocalyptic number.

10202022020019 is a deficient number, since it is larger than the sum of its proper divisors (3400674006677).

10202022020019 is an equidigital number, since it uses as much as digits as its factorization.

10202022020019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3400674006676.

The product of its (nonzero) digits is 288, while the sum is 21.

The spelling of 10202022020019 in words is "ten trillion, two hundred two billion, twenty-two million, twenty thousand, nineteen".