20200223004 has 192 divisors, whose sum is σ = 55270043136. Its totient is φ = 5685313536.

The previous prime is 20200222997. The next prime is 20200223011. The reversal of 20200223004 is 40032200202.

It is an interprime number because it is at equal distance from previous prime (20200222997) and next prime (20200223011).

It is a super-2 number, since 2×20200223004² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 35008764 + ... + 35009340.

It is an arithmetic number, because the mean of its divisors is an integer number (287864808).

Almost surely, 2^20200223004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20200223004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27635021568).

20200223004 is an abundant number, since it is smaller than the sum of its proper divisors (35069820132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20200223004 is a wasteful number, since it uses less digits than its factorization.

20200223004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964 (or 962 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

Adding to 20200223004 its reverse (40032200202), we get a palindrome (60232423206).

The spelling of 20200223004 in words is "twenty billion, two hundred million, two hundred twenty-three thousand, four".