10551020 has 24 divisors (see below), whose sum is σ = 23121504. Its totient is φ = 4036736.

The previous prime is 10551019. The next prime is 10551049. The reversal of 10551020 is 2015501.

It is a super-2 number, since 2×10551020² = 222648046080800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10550986 and 10551004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11009 + ... + 11928.

It is an arithmetic number, because the mean of its divisors is an integer number (963396).

Almost surely, 2^10551020 is an apocalyptic number.

10551020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10551020 is an abundant number, since it is smaller than the sum of its proper divisors (12570484).

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

10551020 is a wasteful number, since it uses less digits than its factorization.

10551020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22969 (or 22967 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 14.

The square root of 10551020 is about 3248.2333660007. The cubic root of 10551020 is about 219.3300556190.

Adding to 10551020 its reverse (2015501), we get a palindrome (12566521).

The spelling of 10551020 in words is "ten million, five hundred fifty-one thousand, twenty".