1010001211112 has 8 divisors (see below), whose sum is σ = 1893752270850. Its totient is φ = 505000605552.

The previous prime is 1010001211069. The next prime is 1010001211127. The reversal of 1010001211112 is 2111121000101.

It can be written as a sum of positive squares in only one way, i.e., 599332995556 + 410668215556 = 774166^2 + 640834^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1010001211093 and 1010001211102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63125075687 + ... + 63125075702.

Almost surely, 2^{1010001211112} is an apocalyptic number.

It is an amenable number.

1010001211112 is a deficient number, since it is larger than the sum of its proper divisors (883751059738).

1010001211112 is a wasteful number, since it uses less digits than its factorization.

1010001211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126250151395 (or 126250151391 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1010001211112 its reverse (2111121000101), we get a palindrome (3121122211213).

The spelling of 1010001211112 in words is "one trillion, ten billion, one million, two hundred eleven thousand, one hundred twelve".