1020340210 has 16 divisors (see below), whose sum is σ = 1838045376. Its totient is φ = 407817648.

The previous prime is 1020340207. The next prime is 1020340213. The reversal of 1020340210 is 120430201.

It is an interprime number because it is at equal distance from previous prime (1020340207) and next prime (1020340213).

It is not an unprimeable number, because it can be changed into a prime (1020340213) 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 7 ways as a sum of consecutive naturals, for example, 26124 + ... + 52183.

It is an arithmetic number, because the mean of its divisors is an integer number (114877836).

Almost surely, 2^1020340210 is an apocalyptic number.

1020340210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020340210 is a deficient number, since it is larger than the sum of its proper divisors (817705166).

1020340210 is a wasteful number, since it uses less digits than its factorization.

1020340210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79617.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1020340210 is about 31942.7645954448. The cubic root of 1020340210 is about 1006.7346131693.

Adding to 1020340210 its reverse (120430201), we get a palindrome (1140770411).

The spelling of 1020340210 in words is "one billion, twenty million, three hundred forty thousand, two hundred ten".