10121420334 has 32 divisors (see below), whose sum is σ = 20331970560. Its totient is φ = 3358984032.

The previous prime is 10121420329. The next prime is 10121420347. The reversal of 10121420334 is 43302412101.

10121420334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 10121420334.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1434387 + ... + 1441425.

It is an arithmetic number, because the mean of its divisors is an integer number (635374080).

Almost surely, 2^10121420334 is an apocalyptic number.

10121420334 is an abundant number, since it is smaller than the sum of its proper divisors (10210550226).

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

10121420334 is a wasteful number, since it uses less digits than its factorization.

10121420334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8064.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 10121420334 its reverse (43302412101), we get a palindrome (53423832435).

The spelling of 10121420334 in words is "ten billion, one hundred twenty-one million, four hundred twenty thousand, three hundred thirty-four".