10121507026 has 4 divisors (see below), whose sum is σ = 15182260542. Its totient is φ = 5060753512.

The previous prime is 10121507017. The next prime is 10121507057. The reversal of 10121507026 is 62070512101.

10121507026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5312223225 + 4809283801 = 72885^2 + 69349^2 .

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 as a sum of consecutive naturals, namely, 2530376755 + ... + 2530376758.

Almost surely, 2^10121507026 is an apocalyptic number.

10121507026 is a deficient number, since it is larger than the sum of its proper divisors (5060753516).

10121507026 is an equidigital number, since it uses as much as digits as its factorization.

10121507026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5060753515.

The product of its (nonzero) digits is 840, while the sum is 25.

The spelling of 10121507026 in words is "ten billion, one hundred twenty-one million, five hundred seven thousand, twenty-six".