23112330145402 has 8 divisors (see below), whose sum is σ = 34668597129012. Its totient is φ = 11556131102400.

The previous prime is 23112330145363. The next prime is 23112330145427. The reversal of 23112330145402 is 20454103321132.

It can be written as a sum of positive squares in 2 ways, for example, as 12934373480721 + 10177956664681 = 3596439^2 + 3190291^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16125999 + ... + 17500642.

Almost surely, 2^{23112330145402} is an apocalyptic number.

23112330145402 is a deficient number, since it is larger than the sum of its proper divisors (11556266983610).

23112330145402 is a wasteful number, since it uses less digits than its factorization.

23112330145402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33970304.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 23112330145402 its reverse (20454103321132), we get a palindrome (43566433466534).

The spelling of 23112330145402 in words is "twenty-three trillion, one hundred twelve billion, three hundred thirty million, one hundred forty-five thousand, four hundred two".