102010012121212 has 48 divisors (see below), whose sum is σ = 198668288804832. Its totient is φ = 45531311212800.

The previous prime is 102010012121191. The next prime is 102010012121221. The reversal of 102010012121212 is 212121210010201.

102010012121212 is a modest number, since divided by 12121212 gives 1020100 as remainder.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 225623923 + ... + 226075594.

It is an arithmetic number, because the mean of its divisors is an integer number (4138922683434).

Almost surely, 2^{102010012121212} is an apocalyptic number.

It is an amenable number.

102010012121212 is a deficient number, since it is larger than the sum of its proper divisors (96658276683620).

102010012121212 is a wasteful number, since it uses less digits than its factorization.

102010012121212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451699678 (or 451699676 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 102010012121212 its reverse (212121210010201), we get a palindrome (314131222131413).

The spelling of 102010012121212 in words is "one hundred two trillion, ten billion, twelve million, one hundred twenty-one thousand, two hundred twelve".