20222012019 has 16 divisors (see below), whose sum is σ = 29417771520. Its totient is φ = 12254124960.

The previous prime is 20222011991. The next prime is 20222012071. The reversal of 20222012019 is 91021022202.

It is a happy number.

It is not a de Polignac number, because 20222012019 - 2⁵ = 20222011987 is a prime.

It is a super-2 number, since 2×20222012019² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20222011986 and 20222012004.

It is not an unprimeable number, because it can be changed into a prime (20222012089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237622 + ... + 311300.

It is an arithmetic number, because the mean of its divisors is an integer number (1838610720).

Almost surely, 2^20222012019 is an apocalyptic number.

20222012019 is a deficient number, since it is larger than the sum of its proper divisors (9195759501).

20222012019 is a wasteful number, since it uses less digits than its factorization.

20222012019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82010.

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

The spelling of 20222012019 in words is "twenty billion, two hundred twenty-two million, twelve thousand, nineteen".