10101222220012 has 72 divisors (see below), whose sum is σ = 22206998508800. Its totient is φ = 3935362860000.

The previous prime is 10101222220007. The next prime is 10101222220043. The reversal of 10101222220012 is 21002222210101.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 94129387 + ... + 94236637.

Almost surely, 2^{10101222220012} is an apocalyptic number.

It is an amenable number.

10101222220012 is an abundant number, since it is smaller than the sum of its proper divisors (12105776288788).

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

10101222220012 is a wasteful number, since it uses less digits than its factorization.

10101222220012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135083 (or 135070 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10101222220012 its reverse (21002222210101), we get a palindrome (31103444430113).

The spelling of 10101222220012 in words is "ten trillion, one hundred one billion, two hundred twenty-two million, two hundred twenty thousand, twelve".