102001213011010 has 16 divisors (see below), whose sum is σ = 183603520476216. Its totient is φ = 40800188080768.

The previous prime is 102001213011007. The next prime is 102001213011017. The reversal of 102001213011010 is 10110312100201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 86004868802161 + 15996344208849 = 9273881^2 + 3999543^2 .

It is not an unprimeable number, because it can be changed into a prime (102001213011017) 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, 35695939 + ... + 38447398.

Almost surely, 2^{102001213011010} is an apocalyptic number.

102001213011010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102001213011010 is a deficient number, since it is larger than the sum of its proper divisors (81602307465206).

102001213011010 is a wasteful number, since it uses less digits than its factorization.

102001213011010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74280917.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 102001213011010 its reverse (10110312100201), we get a palindrome (112111525111211).

The spelling of 102001213011010 in words is "one hundred two trillion, one billion, two hundred thirteen million, eleven thousand, ten".