105121501501430 has 16 divisors (see below), whose sum is σ = 189352995632640. Its totient is φ = 42018757727232.

The previous prime is 105121501501427. The next prime is 105121501501673. The reversal of 105121501501430 is 34105105121501.

It is a happy number.

It is a super-2 number, since 2×105121501501430² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105121501501393 and 105121501501402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3730344374 + ... + 3730372553.

It is an arithmetic number, because the mean of its divisors is an integer number (11834562227040).

Almost surely, 2^{105121501501430} is an apocalyptic number.

105121501501430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105121501501430 is a deficient number, since it is larger than the sum of its proper divisors (84231494131210).

105121501501430 is a wasteful number, since it uses less digits than its factorization.

105121501501430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7460718343.

The product of its (nonzero) digits is 3000, while the sum is 29.

Adding to 105121501501430 its reverse (34105105121501), we get a palindrome (139226606622931).

The spelling of 105121501501430 in words is "one hundred five trillion, one hundred twenty-one billion, five hundred one million, five hundred one thousand, four hundred thirty".