20222040125 has 64 divisors (see below), whose sum is σ = 30578995200. Its totient is φ = 13055904000.

The previous prime is 20222040121. The next prime is 20222040149. The reversal of 20222040125 is 52104022202.

It is not a de Polignac number, because 20222040125 - 2² = 20222040121 is a prime.

It is a super-2 number, since 2×20222040125² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20222040097 and 20222040106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20222040121) 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 63 ways as a sum of consecutive naturals, for example, 993551 + ... + 1013699.

It is an arithmetic number, because the mean of its divisors is an integer number (477796800).

Almost surely, 2^20222040125 is an apocalyptic number.

20222040125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

20222040125 is a deficient number, since it is larger than the sum of its proper divisors (10356955075).

20222040125 is a wasteful number, since it uses less digits than its factorization.

20222040125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20239 (or 20229 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

Adding to 20222040125 its reverse (52104022202), we get a palindrome (72326062327).

The spelling of 20222040125 in words is "twenty billion, two hundred twenty-two million, forty thousand, one hundred twenty-five".