10001011212112 has 20 divisors (see below), whose sum is σ = 19377643568896. Its totient is φ = 5000329000800.

The previous prime is 10001011212107. The next prime is 10001011212119. The reversal of 10001011212112 is 21121211010001.

It is a happy number.

It is a super-3 number, since 3×10001011212112³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10001011212092 and 10001011212101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001011212119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10570038 + ... + 11477269.

Almost surely, 2^{10001011212112} is an apocalyptic number.

It is an amenable number.

10001011212112 is a deficient number, since it is larger than the sum of its proper divisors (9376632356784).

10001011212112 is a wasteful number, since it uses less digits than its factorization.

10001011212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22075666 (or 22075660 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10001011212112 its reverse (21121211010001), we get a palindrome (31122222222113).

The spelling of 10001011212112 in words is "ten trillion, one billion, eleven million, two hundred twelve thousand, one hundred twelve".