101222111010012 has 12 divisors (see below), whose sum is σ = 236184925690056. Its totient is φ = 33740703670000.

The previous prime is 101222111009977. The next prime is 101222111010067. The reversal of 101222111010012 is 210010111222101.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 101222111009973 and 101222111010000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4217587958739 + ... + 4217587958762.

It is an arithmetic number, because the mean of its divisors is an integer number (19682077140838).

Almost surely, 2^{101222111010012} is an apocalyptic number.

101222111010012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101222111010012 is an abundant number, since it is smaller than the sum of its proper divisors (134962814680044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101222111010012 is a wasteful number, since it uses less digits than its factorization.

101222111010012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8435175917508 (or 8435175917506 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 101222111010012 its reverse (210010111222101), we get a palindrome (311232222232113).

The spelling of 101222111010012 in words is "one hundred one trillion, two hundred twenty-two billion, one hundred eleven million, ten thousand, twelve".