2661101233 has 8 divisors (see below), whose sum is σ = 3041572352. Its totient is φ = 2280708576.

The previous prime is 2661101203. The next prime is 2661101279. The reversal of 2661101233 is 3321011662.

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 2661101233 - 2⁹ = 2661100721 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2661101198 and 2661101207.

It is not an unprimeable number, because it can be changed into a prime (2661101203) 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, 111616 + ... + 133342.

It is an arithmetic number, because the mean of its divisors is an integer number (380196544).

Almost surely, 2^2661101233 is an apocalyptic number.

It is an amenable number.

2661101233 is a deficient number, since it is larger than the sum of its proper divisors (380471119).

2661101233 is a wasteful number, since it uses less digits than its factorization.

2661101233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39231.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 2661101233 is about 51585.8627241999. The cubic root of 2661101233 is about 1385.7571627457.

Adding to 2661101233 its reverse (3321011662), we get a palindrome (5982112895).

The spelling of 2661101233 in words is "two billion, six hundred sixty-one million, one hundred one thousand, two hundred thirty-three".