1303211011223 has 8 divisors (see below), whose sum is σ = 1421695391376. Its totient is φ = 1184728406400.

The previous prime is 1303211011183. The next prime is 1303211011241. The reversal of 1303211011223 is 3221101123031.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1303211011223 - 2¹² = 1303211007127 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1303211011195 and 1303211011204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303211011253) 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, 1437953 + ... + 2161973.

It is an arithmetic number, because the mean of its divisors is an integer number (177711923922).

Almost surely, 2^{1303211011223} is an apocalyptic number.

1303211011223 is a deficient number, since it is larger than the sum of its proper divisors (118484380153).

1303211011223 is a wasteful number, since it uses less digits than its factorization.

1303211011223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 887665.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1303211011223 its reverse (3221101123031), we get a palindrome (4524312134254).

The spelling of 1303211011223 in words is "one trillion, three hundred three billion, two hundred eleven million, eleven thousand, two hundred twenty-three".