1201204221233 has 4 divisors (see below), whose sum is σ = 1201308440640. Its totient is φ = 1201100001828.

The previous prime is 1201204221197. The next prime is 1201204221299. The reversal of 1201204221233 is 3321224021021.

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 1201204221233 - 2⁸ = 1201204220977 is a prime.

It is a super-2 number, since 2×1201204221233² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1201204221199 and 1201204221208.

It is not an unprimeable number, because it can be changed into a prime (1201204220233) 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, 52092413 + ... + 52115466.

It is an arithmetic number, because the mean of its divisors is an integer number (300327110160).

Almost surely, 2^{1201204221233} is an apocalyptic number.

It is an amenable number.

1201204221233 is a deficient number, since it is larger than the sum of its proper divisors (104219407).

1201204221233 is a wasteful number, since it uses less digits than its factorization.

1201204221233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104219406.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1201204221233 its reverse (3321224021021), we get a palindrome (4522428242254).

The spelling of 1201204221233 in words is "one trillion, two hundred one billion, two hundred four million, two hundred twenty-one thousand, two hundred thirty-three".