20232011222011 has 4 divisors (see below), whose sum is σ = 20245401039024. Its totient is φ = 20218621405000.

The previous prime is 20232011221943. The next prime is 20232011222023. The reversal of 20232011222011 is 11022211023202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20232011222011 - 2⁴³ = 11435918199803 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20232011222011.

It is not an unprimeable number, because it can be changed into a prime (20232011222051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6694906240 + ... + 6694909261.

It is an arithmetic number, because the mean of its divisors is an integer number (5061350259756).

Almost surely, 2^{20232011222011} is an apocalyptic number.

20232011222011 is a deficient number, since it is larger than the sum of its proper divisors (13389817013).

20232011222011 is a wasteful number, since it uses less digits than its factorization.

20232011222011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13389817012.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 20232011222011 its reverse (11022211023202), we get a palindrome (31254222245213).

The spelling of 20232011222011 in words is "twenty trillion, two hundred thirty-two billion, eleven million, two hundred twenty-two thousand, eleven".