20200122022019 has 4 divisors (see below), whose sum is σ = 20200231685760. Its totient is φ = 20200012358280.

The previous prime is 20200122022013. The next prime is 20200122022021. The reversal of 20200122022019 is 91022022100202.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20200122022019 is a prime.

It is a super-2 number, since 2×20200122022019² (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 = 20200122021985 and 20200122022003.

It is not an unprimeable number, because it can be changed into a prime (20200122022013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54555104 + ... + 54924125.

It is an arithmetic number, because the mean of its divisors is an integer number (5050057921440).

Almost surely, 2^{20200122022019} is an apocalyptic number.

20200122022019 is a deficient number, since it is larger than the sum of its proper divisors (109663741).

20200122022019 is a wasteful number, since it uses less digits than its factorization.

20200122022019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109663740.

The product of its (nonzero) digits is 576, while the sum is 23.

The spelling of 20200122022019 in words is "twenty trillion, two hundred billion, one hundred twenty-two million, twenty-two thousand, nineteen".