12010555533 has 16 divisors (see below), whose sum is σ = 16716517376. Its totient is φ = 7662911040.

The previous prime is 12010555511. The next prime is 12010555537. The reversal of 12010555533 is 33555501021.

It is not a de Polignac number, because 12010555533 - 2²⁴ = 11993778317 is a prime.

It is a super-2 number, since 2×12010555533² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12010555533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12010555537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 880141 + ... + 893682.

It is an arithmetic number, because the mean of its divisors is an integer number (1044782336).

Almost surely, 2^12010555533 is an apocalyptic number.

It is an amenable number.

12010555533 is a deficient number, since it is larger than the sum of its proper divisors (4705961843).

12010555533 is a wasteful number, since it uses less digits than its factorization.

12010555533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1773924.

The product of its (nonzero) digits is 11250, while the sum is 30.

The spelling of 12010555533 in words is "twelve billion, ten million, five hundred fifty-five thousand, five hundred thirty-three".