10121112434 has 8 divisors (see below), whose sum is σ = 15331982508. Its totient is φ = 5010451600.

The previous prime is 10121112427. The next prime is 10121112439. The reversal of 10121112434 is 43421112101.

It can be written as a sum of positive squares in 2 ways, for example, as 9959441209 + 161671225 = 99797^2 + 12715^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10121112439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25052057 + ... + 25052460.

Almost surely, 2^10121112434 is an apocalyptic number.

10121112434 is a deficient number, since it is larger than the sum of its proper divisors (5210870074).

10121112434 is a wasteful number, since it uses less digits than its factorization.

10121112434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50104620.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 10121112434 its reverse (43421112101), we get a palindrome (53542224535).

The spelling of 10121112434 in words is "ten billion, one hundred twenty-one million, one hundred twelve thousand, four hundred thirty-four".