2233311222011 has 4 divisors (see below), whose sum is σ = 2234055414024. Its totient is φ = 2232567030000.

The previous prime is 2233311221983. The next prime is 2233311222029. The reversal of 2233311222011 is 1102221133322.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2233311222011 is a prime.

It is a super-2 number, since 2×2233311222011² (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 (2233311222071) 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, 372091505 + ... + 372097506.

It is an arithmetic number, because the mean of its divisors is an integer number (558513853506).

Almost surely, 2^{2233311222011} is an apocalyptic number.

2233311222011 is a deficient number, since it is larger than the sum of its proper divisors (744192013).

2233311222011 is an equidigital number, since it uses as much as digits as its factorization.

2233311222011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744192012.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 2233311222011 its reverse (1102221133322), we get a palindrome (3335532355333).

The spelling of 2233311222011 in words is "two trillion, two hundred thirty-three billion, three hundred eleven million, two hundred twenty-two thousand, eleven".