1013021010 has 24 divisors (see below), whose sum is σ = 2633854860. Its totient is φ = 270138912.

The previous prime is 1013021003. The next prime is 1013021021. The reversal of 1013021010 is 101203101.

1013021010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 895146561 + 117874449 = 29919^2 + 10857^2 .

It is a super-3 number, since 3×1013021010³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1013020983 and 1013021001.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5627805 + ... + 5627984.

Almost surely, 2^1013021010 is an apocalyptic number.

1013021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1013021010 is an abundant number, since it is smaller than the sum of its proper divisors (1620833850).

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

1013021010 is a wasteful number, since it uses less digits than its factorization.

1013021010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11255802 (or 11255799 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 1013021010 is about 31827.9909827812. The cubic root of 1013021010 is about 1004.3216332484.

Adding to 1013021010 its reverse (101203101), we get a palindrome (1114224111).

The spelling of 1013021010 in words is "one billion, thirteen million, twenty-one thousand, ten".