2011011210331 has 8 divisors (see below), whose sum is σ = 2013555007904. Its totient is φ = 2008468949760.

The previous prime is 2011011210317. The next prime is 2011011210347. The reversal of 2011011210331 is 1330121101102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2011011210331 is a prime.

It is a super-2 number, since 2×2011011210331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2011011280331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2245561 + ... + 3010741.

It is an arithmetic number, because the mean of its divisors is an integer number (251694375988).

Almost surely, 2^{2011011210331} is an apocalyptic number.

2011011210331 is a deficient number, since it is larger than the sum of its proper divisors (2543797573).

2011011210331 is a wasteful number, since it uses less digits than its factorization.

2011011210331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768501.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 2011011210331 its reverse (1330121101102), we get a palindrome (3341132311433).

The spelling of 2011011210331 in words is "two trillion, eleven billion, eleven million, two hundred ten thousand, three hundred thirty-one".