1020126310 has 32 divisors (see below), whose sum is σ = 2221992000. Its totient is φ = 329183232.

The previous prime is 1020126307. The next prime is 1020126319. The reversal of 1020126310 is 136210201.

It is a super-2 number, since 2×1020126310² = 2081315376708432200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020126319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 427435 + ... + 429814.

It is an arithmetic number, because the mean of its divisors is an integer number (69437250).

Almost surely, 2^1020126310 is an apocalyptic number.

1020126310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020126310 is an abundant number, since it is smaller than the sum of its proper divisors (1201865690).

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

1020126310 is a wasteful number, since it uses less digits than its factorization.

1020126310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857280.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1020126310 is about 31939.4162438827. The cubic root of 1020126310 is about 1006.6642589936.

Adding to 1020126310 its reverse (136210201), we get a palindrome (1156336511).

The spelling of 1020126310 in words is "one billion, twenty million, one hundred twenty-six thousand, three hundred ten".