10011100122012 has 48 divisors (see below), whose sum is σ = 25485143773824. Its totient is φ = 3033387720000.

The previous prime is 10011100121993. The next prime is 10011100122017. The reversal of 10011100122012 is 21022100111001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10011100122017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2044239 + ... + 4919462.

It is an arithmetic number, because the mean of its divisors is an integer number (530940495288).

Almost surely, 2^{10011100122012} is an apocalyptic number.

10011100122012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10011100122012 is an abundant number, since it is smaller than the sum of its proper divisors (15474043651812).

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

10011100122012 is a wasteful number, since it uses less digits than its factorization.

10011100122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6974610 (or 6974608 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10011100122012 its reverse (21022100111001), we get a palindrome (31033200233013).

The spelling of 10011100122012 in words is "ten trillion, eleven billion, one hundred million, one hundred twenty-two thousand, twelve".