10522020 has 48 divisors (see below), whose sum is σ = 30417408. Its totient is φ = 2714880.

The previous prime is 10522013. The next prime is 10522027. The reversal of 10522020 is 2022501.

It is an interprime number because it is at equal distance from previous prime (10522013) and next prime (10522027).

It is a super-2 number, since 2×10522020² = 221425809760800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a nialpdrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 10521987 and 10522005.

It is not an unprimeable number, because it can be changed into a prime (10522027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 969 + ... + 4688.

It is an arithmetic number, because the mean of its divisors is an integer number (633696).

Almost surely, 2^10522020 is an apocalyptic number.

10522020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10522020 is an abundant number, since it is smaller than the sum of its proper divisors (19895388).

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

10522020 is a wasteful number, since it uses less digits than its factorization.

10522020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5700 (or 5698 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 10522020 is about 3243.7663294387. The cubic root of 10522020 is about 219.1289247338.

Adding to 10522020 its reverse (2022501), we get a palindrome (12544521).

The spelling of 10522020 in words is "ten million, five hundred twenty-two thousand, twenty".