102000321010 has 64 divisors (see below), whose sum is σ = 213853455360. Its totient is φ = 34303979520.

The previous prime is 102000320999. The next prime is 102000321013. The reversal of 102000321010 is 10123000201.

It is a super-2 number, since 2×102000321010² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (102000321013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1534546 + ... + 1599634.

It is an arithmetic number, because the mean of its divisors is an integer number (3341460240).

Almost surely, 2^102000321010 is an apocalyptic number.

102000321010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102000321010 is an abundant number, since it is smaller than the sum of its proper divisors (111853134350).

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

102000321010 is a wasteful number, since it uses less digits than its factorization.

102000321010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65531.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 102000321010 its reverse (10123000201), we get a palindrome (112123321211).

The spelling of 102000321010 in words is "one hundred two billion, three hundred twenty-one thousand, ten".