12133634421342 has 32 divisors (see below), whose sum is σ = 27753188239872. Its totient is φ = 3464356853664.

The previous prime is 12133634421331. The next prime is 12133634421379. The reversal of 12133634421342 is 24312443633121.

It is a super-2 number, since 2×12133634421342² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12133634421342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99765093 + ... + 99886640.

It is an arithmetic number, because the mean of its divisors is an integer number (867287132496).

Almost surely, 2^{12133634421342} is an apocalyptic number.

12133634421342 is an abundant number, since it is smaller than the sum of its proper divisors (15619553818530).

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

12133634421342 is a wasteful number, since it uses less digits than its factorization.

12133634421342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199653192.

The product of its digits is 248832, while the sum is 39.

The spelling of 12133634421342 in words is "twelve trillion, one hundred thirty-three billion, six hundred thirty-four million, four hundred twenty-one thousand, three hundred forty-two".