12021010133 has 8 divisors (see below), whose sum is σ = 13115331840. Its totient is φ = 10926938880.

The previous prime is 12021010103. The next prime is 12021010163. The reversal of 12021010133 is 33101012021.

It is an interprime number because it is at equal distance from previous prime (12021010103) and next prime (12021010163).

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

It is not a de Polignac number, because 12021010133 - 2¹⁶ = 12020944597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12021010103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45941 + ... + 161717.

It is an arithmetic number, because the mean of its divisors is an integer number (1639416480).

Almost surely, 2^12021010133 is an apocalyptic number.

It is an amenable number.

12021010133 is a deficient number, since it is larger than the sum of its proper divisors (1094321707).

12021010133 is a wasteful number, since it uses less digits than its factorization.

12021010133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125227.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 12021010133 its reverse (33101012021), we get a palindrome (45122022154).

The spelling of 12021010133 in words is "twelve billion, twenty-one million, ten thousand, one hundred thirty-three".