105420351123044 has 12 divisors (see below), whose sum is σ = 185412677856000. Its totient is φ = 52445300307048.

The previous prime is 105420351123041. The next prime is 105420351123107. The reversal of 105420351123044 is 440321153024501.

It is a super-2 number, since 2×105420351123044² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105420351122995 and 105420351123013.

It is not an unprimeable number, because it can be changed into a prime (105420351123041) 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, 66218812724 + ... + 66218814315.

It is an arithmetic number, because the mean of its divisors is an integer number (15451056488000).

Almost surely, 2^{105420351123044} is an apocalyptic number.

It is an amenable number.

105420351123044 is a deficient number, since it is larger than the sum of its proper divisors (79992326732956).

105420351123044 is a wasteful number, since it uses less digits than its factorization.

105420351123044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132437627242 (or 132437627240 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 105420351123044 in words is "one hundred five trillion, four hundred twenty billion, three hundred fifty-one million, one hundred twenty-three thousand, forty-four".