23112300121554 has 32 divisors (see below), whose sum is σ = 54255901447296. Its totient is φ = 6425040960000.

The previous prime is 23112300121523. The next prime is 23112300121639. The reversal of 23112300121554 is 45512100321132.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7436388447 + ... + 7436391554.

It is an arithmetic number, because the mean of its divisors is an integer number (1695496920228).

Almost surely, 2^{23112300121554} is an apocalyptic number.

23112300121554 is an abundant number, since it is smaller than the sum of its proper divisors (31143601325742).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23112300121554 is a wasteful number, since it uses less digits than its factorization.

23112300121554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14872780050.

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 23112300121554 its reverse (45512100321132), we get a palindrome (68624400442686).

The spelling of 23112300121554 in words is "twenty-three trillion, one hundred twelve billion, three hundred million, one hundred twenty-one thousand, five hundred fifty-four".