102012511010 has 32 divisors (see below), whose sum is σ = 185093061120. Its totient is φ = 40479519808.

The previous prime is 102012510989. The next prime is 102012511037. The reversal of 102012511010 is 10115210201.

It is an unprimeable number.

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, 547424 + ... + 709716.

It is an arithmetic number, because the mean of its divisors is an integer number (5784158160).

Almost surely, 2^102012511010 is an apocalyptic number.

102012511010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102012511010 is a deficient number, since it is larger than the sum of its proper divisors (83080550110).

102012511010 is a wasteful number, since it uses less digits than its factorization.

102012511010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162802.

The product of its (nonzero) digits is 20, while the sum is 14.

Adding to 102012511010 its reverse (10115210201), we get a palindrome (112127721211).

The spelling of 102012511010 in words is "one hundred two billion, twelve million, five hundred eleven thousand, ten".