102011210012 has 12 divisors (see below), whose sum is σ = 179516935080. Its totient is φ = 50720657136.

The previous prime is 102011209961. The next prime is 102011210053. The reversal of 102011210012 is 210012110201.

It is a super-2 number, since 2×102011210012² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102011209975 and 102011210002.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 71236163 + ... + 71237594.

It is an arithmetic number, because the mean of its divisors is an integer number (14959744590).

Almost surely, 2^102011210012 is an apocalyptic number.

It is an amenable number.

102011210012 is a deficient number, since it is larger than the sum of its proper divisors (77505725068).

102011210012 is a wasteful number, since it uses less digits than its factorization.

102011210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142473940 (or 142473938 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 102011210012 its reverse (210012110201), we get a palindrome (312023320213).

The spelling of 102011210012 in words is "one hundred two billion, eleven million, two hundred ten thousand, twelve".