1212624042134 has 16 divisors (see below), whose sum is σ = 1822047810048. Its totient is φ = 605275082472.

The previous prime is 1212624042127. The next prime is 1212624042137. The reversal of 1212624042134 is 4312404262121.

It is a super-2 number, since 2×1212624042134² (a number of 25 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 1212624042134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1212624042137) 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, 8107859 + ... + 8256065.

It is an arithmetic number, because the mean of its divisors is an integer number (113877988128).

Almost surely, 2^{1212624042134} is an apocalyptic number.

1212624042134 is a deficient number, since it is larger than the sum of its proper divisors (609423767914).

1212624042134 is a wasteful number, since it uses less digits than its factorization.

1212624042134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155179.

The product of its (nonzero) digits is 18432, while the sum is 32.

The spelling of 1212624042134 in words is "one trillion, two hundred twelve billion, six hundred twenty-four million, forty-two thousand, one hundred thirty-four".