2011011200010 has 48 divisors (see below), whose sum is σ = 5228820380160. Its totient is φ = 536250036960.

The previous prime is 2011011199913. The next prime is 2011011200059. The reversal of 2011011200010 is 100021101102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 2011011199965 and 2011011200001.

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, 2154195 + ... + 2943225.

It is an arithmetic number, because the mean of its divisors is an integer number (108933757920).

Almost surely, 2^{2011011200010} is an apocalyptic number.

2011011200010 is an abundant number, since it is smaller than the sum of its proper divisors (3217809180150).

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

2011011200010 is a wasteful number, since it uses less digits than its factorization.

2011011200010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 817363 (or 817360 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 2011011200010 its reverse (100021101102), we get a palindrome (2111032301112).

The spelling of 2011011200010 in words is "two trillion, eleven billion, eleven million, two hundred thousand, ten".