2231121203023 has 8 divisors (see below), whose sum is σ = 2263904096400. Its totient is φ = 2198398298688.

The previous prime is 2231121202993. The next prime is 2231121203029. The reversal of 2231121203023 is 3203021211322.

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 2231121203023 - 2⁹ = 2231121202511 is a prime.

It is a super-3 number, since 3×2231121203023³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2231121202985 and 2231121203003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2231121203029) 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, 14922328 + ... + 15071101.

It is an arithmetic number, because the mean of its divisors is an integer number (282988012050).

Almost surely, 2^{2231121203023} is an apocalyptic number.

2231121203023 is a deficient number, since it is larger than the sum of its proper divisors (32782893377).

2231121203023 is a wasteful number, since it uses less digits than its factorization.

2231121203023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29994521.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2231121203023 its reverse (3203021211322), we get a palindrome (5434142414345).

The spelling of 2231121203023 in words is "two trillion, two hundred thirty-one billion, one hundred twenty-one million, two hundred three thousand, twenty-three".