23112301400442 has 24 divisors (see below), whose sum is σ = 50284439985780. Its totient is φ = 7672133243520.

The previous prime is 23112301400429. The next prime is 23112301400443. The reversal of 23112301400442 is 24400410321132.

23112301400442 is a `hidden beast` number, since 2 + 311 + 2 + 301 + 4 + 0 + 0 + 4 + 42 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 22214433341961 + 897868058481 = 4713219^2 + 947559^2 .

It is not an unprimeable number, because it can be changed into a prime (23112301400443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2663930817 + ... + 2663939492.

Almost surely, 2^{23112301400442} is an apocalyptic number.

23112301400442 is an abundant number, since it is smaller than the sum of its proper divisors (27172138585338).

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

23112301400442 is a wasteful number, since it uses less digits than its factorization.

23112301400442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5327870558 (or 5327870555 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 23112301400442 its reverse (24400410321132), we get a palindrome (47512711721574).

The spelling of 23112301400442 in words is "twenty-three trillion, one hundred twelve billion, three hundred one million, four hundred thousand, four hundred forty-two".