12010121131029 has 16 divisors (see below), whose sum is σ = 18301774907520. Its totient is φ = 6862687130880.

The previous prime is 12010121131009. The next prime is 12010121131103. The reversal of 12010121131029 is 92013112101021.

It is not a de Polignac number, because 12010121131029 - 2¹⁷ = 12010120999957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12010121131009) 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 15 ways as a sum of consecutive naturals, for example, 9350232 + ... + 10556849.

It is an arithmetic number, because the mean of its divisors is an integer number (1143860931720).

Almost surely, 2^{12010121131029} is an apocalyptic number.

It is an amenable number.

12010121131029 is a deficient number, since it is larger than the sum of its proper divisors (6291653776491).

12010121131029 is a wasteful number, since it uses less digits than its factorization.

12010121131029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19935820.

The product of its (nonzero) digits is 216, while the sum is 24.

The spelling of 12010121131029 in words is "twelve trillion, ten billion, one hundred twenty-one million, one hundred thirty-one thousand, twenty-nine".