2011000201011 has 12 divisors (see below), whose sum is σ = 2915822855088. Its totient is φ = 1335569206704.

The previous prime is 2011000200997. The next prime is 2011000201033. The reversal of 2011000201011 is 1101020001102.

It is a happy number.

It is not a de Polignac number, because 2011000201011 - 2²¹ = 2010998103859 is a prime.

It is a super-3 number, since 3×2011000201011³ (a number of 38 digits) contains 333 as substring.

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 = 2011000200984 and 2011000201002.

It is not an unprimeable number, because it can be changed into a prime (2011000201081) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 424797000 + ... + 424801733.

It is an arithmetic number, because the mean of its divisors is an integer number (242985237924).

Almost surely, 2^{2011000201011} is an apocalyptic number.

2011000201011 is a deficient number, since it is larger than the sum of its proper divisors (904822654077).

2011000201011 is a wasteful number, since it uses less digits than its factorization.

2011000201011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849599002 (or 849598999 counting only the distinct ones).

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

Adding to 2011000201011 its reverse (1101020001102), we get a palindrome (3112020202113).

The spelling of 2011000201011 in words is "two trillion, eleven billion, two hundred one thousand, eleven".