23120001012442 has 8 divisors (see below), whose sum is σ = 34680084423732. Its totient is φ = 11559972871200.

The previous prime is 23120001012439. The next prime is 23120001012443. The reversal of 23120001012442 is 24421010002132.

It can be written as a sum of positive squares in 2 ways, for example, as 21083332372281 + 2036668640161 = 4591659^2 + 1427119^2 .

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

It is a super-3 number, since 3×23120001012442³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (23120001012443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12755409 + ... + 14454772.

Almost surely, 2^{23120001012442} is an apocalyptic number.

23120001012442 is a deficient number, since it is larger than the sum of its proper divisors (11560083411290).

23120001012442 is a wasteful number, since it uses less digits than its factorization.

23120001012442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27635024.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 23120001012442 its reverse (24421010002132), we get a palindrome (47541011014574).

The spelling of 23120001012442 in words is "twenty-three trillion, one hundred twenty billion, one million, twelve thousand, four hundred forty-two".