1201121322233 has 4 divisors (see below), whose sum is σ = 1372710082560. Its totient is φ = 1029532561908.

The previous prime is 1201121322227. The next prime is 1201121322353. The reversal of 1201121322233 is 3322231211021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1201121322233 - 2²⁸ = 1200852886777 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1201121322199 and 1201121322208.

It is not an unprimeable number, because it can be changed into a prime (1201121322133) 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, 85794380153 + ... + 85794380166.

It is an arithmetic number, because the mean of its divisors is an integer number (343177520640).

Almost surely, 2^{1201121322233} is an apocalyptic number.

It is an amenable number.

1201121322233 is a deficient number, since it is larger than the sum of its proper divisors (171588760327).

1201121322233 is an equidigital number, since it uses as much as digits as its factorization.

1201121322233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171588760326.

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

Adding to 1201121322233 its reverse (3322231211021), we get a palindrome (4523352533254).

The spelling of 1201121322233 in words is "one trillion, two hundred one billion, one hundred twenty-one million, three hundred twenty-two thousand, two hundred thirty-three".