2321023011 has 16 divisors (see below), whose sum is σ = 3170741760. Its totient is φ = 1509653600.

The previous prime is 2321022983. The next prime is 2321023013. The reversal of 2321023011 is 1103201232.

It is a cyclic number.

It is not a de Polignac number, because 2321023011 - 2¹³ = 2321014819 is a prime.

It is a super-2 number, since 2×2321023011² = 10774295635183012242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2321023013) 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, 12315 + ... + 69236.

It is an arithmetic number, because the mean of its divisors is an integer number (198171360).

Almost surely, 2^2321023011 is an apocalyptic number.

2321023011 is a deficient number, since it is larger than the sum of its proper divisors (849718749).

2321023011 is a wasteful number, since it uses less digits than its factorization.

2321023011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81786.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2321023011 is about 48176.9966996699. The cubic root of 2321023011 is about 1324.0157419945.

Adding to 2321023011 its reverse (1103201232), we get a palindrome (3424224243).

The spelling of 2321023011 in words is "two billion, three hundred twenty-one million, twenty-three thousand, eleven".