105023542444212 has 48 divisors (see below), whose sum is σ = 280063418447232. Its totient is φ = 30006657991680.

The previous prime is 105023542444211. The next prime is 105023542444213. The reversal of 105023542444212 is 212444245320501.

It is an interprime number because it is at equal distance from previous prime (105023542444211) and next prime (105023542444213).

It is a super-2 number, since 2×105023542444212² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105023542444211) 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, 44319568 + ... + 46629080.

It is an arithmetic number, because the mean of its divisors is an integer number (5834654550984).

Almost surely, 2^{105023542444212} is an apocalyptic number.

105023542444212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

105023542444212 is an abundant number, since it is smaller than the sum of its proper divisors (175039876003020).

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

105023542444212 is a wasteful number, since it uses less digits than its factorization.

105023542444212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2850888 (or 2850886 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 39.

Adding to 105023542444212 its reverse (212444245320501), we get a palindrome (317467787764713).

The spelling of 105023542444212 in words is "one hundred five trillion, twenty-three billion, five hundred forty-two million, four hundred forty-four thousand, two hundred twelve".