105420302524 has 12 divisors (see below), whose sum is σ = 184493597400.
Its totient is φ = 52707846128.
The previous prime is 105420302479. The next prime is 105420302629. The reversal of 105420302524 is 425203024501.
It is a super-2 number, since 2×1054203025242 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 105420302492 and 105420302501.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 471259 + ... + 657970.
It is an arithmetic number, because the mean of its divisors is an integer number (15374466450).
Almost surely, 2105420302524 is an apocalyptic number.
It is an amenable number.
105420302524 is a deficient number, since it is larger than the sum of its proper divisors (79073294876).
105420302524 is a wasteful number, since it uses less digits than its factorization.
105420302524 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1152572 (or 1152570 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 28.
The spelling of 105420302524 in words is "one hundred five billion, four hundred twenty million, three hundred two thousand, five hundred twenty-four".