2302111322231 has 16 divisors (see below), whose sum is σ = 2684743680000. Its totient is φ = 1973189948184.

The previous prime is 2302111322209. The next prime is 2302111322233. The reversal of 2302111322231 is 1322231112032.

It is a de Polignac number, because none of the positive numbers 2^k-2302111322231 is a prime.

It is a super-2 number, since 2×2302111322231² (a number of 26 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 = 2302111322197 and 2302111322206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2302111322233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25880570 + ... + 25969368.

It is an arithmetic number, because the mean of its divisors is an integer number (167796480000).

Almost surely, 2^{2302111322231} is an apocalyptic number.

2302111322231 is a deficient number, since it is larger than the sum of its proper divisors (382632357769).

2302111322231 is an frugal number, since it uses more digits than its factorization.

2302111322231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164403 (or 164389 counting only the distinct ones).

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

Adding to 2302111322231 its reverse (1322231112032), we get a palindrome (3624342434263).

The spelling of 2302111322231 in words is "two trillion, three hundred two billion, one hundred eleven million, three hundred twenty-two thousand, two hundred thirty-one".