2011233021031 has 8 divisors (see below), whose sum is σ = 2165967576080. Its totient is φ = 1856501940672.

The previous prime is 2011233020969. The next prime is 2011233021043. The reversal of 2011233021031 is 1301203321102.

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

It is a cyclic number.

It is not a de Polignac number, because 2011233021031 - 2¹⁹ = 2011232496743 is a prime.

It is a super-2 number, since 2×2011233021031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011233021071) 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, 402400 + ... + 2045578.

It is an arithmetic number, because the mean of its divisors is an integer number (270745947010).

Almost surely, 2^{2011233021031} is an apocalyptic number.

2011233021031 is a deficient number, since it is larger than the sum of its proper divisors (154734555049).

2011233021031 is a wasteful number, since it uses less digits than its factorization.

2011233021031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1737345.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 2011233021031 its reverse (1301203321102), we get a palindrome (3312436342133).

The spelling of 2011233021031 in words is "two trillion, eleven billion, two hundred thirty-three million, twenty-one thousand, thirty-one".