1011212212102 has 16 divisors (see below), whose sum is σ = 1538282525472. Its totient is φ = 498491009280.

The previous prime is 1011212212091. The next prime is 1011212212123. The reversal of 1011212212102 is 2012122121101.

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 7 ways as a sum of consecutive naturals, for example, 9858549 + ... + 9960592.

It is an arithmetic number, because the mean of its divisors is an integer number (96142657842).

Almost surely, 2^{1011212212102} is an apocalyptic number.

1011212212102 is a deficient number, since it is larger than the sum of its proper divisors (527070313370).

1011212212102 is a wasteful number, since it uses less digits than its factorization.

1011212212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19819503.

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

Adding to 1011212212102 its reverse (2012122121101), we get a palindrome (3023334333203).

The spelling of 1011212212102 in words is "one trillion, eleven billion, two hundred twelve million, two hundred twelve thousand, one hundred two".