1211003202323 has 8 divisors (see below), whose sum is σ = 1244222196288. Its totient is φ = 1177809954624.

The previous prime is 1211003202319. The next prime is 1211003202359. The reversal of 1211003202323 is 3232023001121.

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 1211003202323 - 2² = 1211003202319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1211003202295 and 1211003202304.

It is not an unprimeable number, because it can be changed into a prime (1211003205323) 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, 6341186 + ... + 6529367.

It is an arithmetic number, because the mean of its divisors is an integer number (155527774536).

Almost surely, 2^{1211003202323} is an apocalyptic number.

1211003202323 is a deficient number, since it is larger than the sum of its proper divisors (33218993965).

1211003202323 is a wasteful number, since it uses less digits than its factorization.

1211003202323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12873133.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1211003202323 its reverse (3232023001121), we get a palindrome (4443026203444).

The spelling of 1211003202323 in words is "one trillion, two hundred eleven billion, three million, two hundred two thousand, three hundred twenty-three".