10522012210220 has 48 divisors (see below), whose sum is σ = 25253196595200. Its totient is φ = 3607494573504.

The previous prime is 10522012210159. The next prime is 10522012210231. The reversal of 10522012210220 is 2201221022501.

It is a super-2 number, since 2×10522012210220² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 10522012210192 and 10522012210201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9812081 + ... + 10831479.

It is an arithmetic number, because the mean of its divisors is an integer number (526108262400).

Almost surely, 2^{10522012210220} is an apocalyptic number.

10522012210220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10522012210220 is an abundant number, since it is smaller than the sum of its proper divisors (14731184384980).

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

10522012210220 is a wasteful number, since it uses less digits than its factorization.

10522012210220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093142 (or 1093140 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 10522012210220 its reverse (2201221022501), we get a palindrome (12723233232721).

The spelling of 10522012210220 in words is "ten trillion, five hundred twenty-two billion, twelve million, two hundred ten thousand, two hundred twenty".