1213141233042 has 48 divisors (see below), whose sum is σ = 2692789346520. Its totient is φ = 394487059200.

The previous prime is 1213141232999. The next prime is 1213141233067. The reversal of 1213141233042 is 2403321413121.

1213141233042 is a `hidden beast` number, since 1 + 2 + 1 + 314 + 12 + 330 + 4 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1063866410721 + 149274822321 = 1031439^2 + 386361^2 .

It is a super-3 number, since 3×1213141233042³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1213141232997 and 1213141233015.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10769692 + ... + 10881752.

Almost surely, 2^{1213141233042} is an apocalyptic number.

1213141233042 is an abundant number, since it is smaller than the sum of its proper divisors (1479648113478).

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

1213141233042 is a wasteful number, since it uses less digits than its factorization.

1213141233042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126779 (or 126776 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 1213141233042 its reverse (2403321413121), we get a palindrome (3616462646163).

The spelling of 1213141233042 in words is "one trillion, two hundred thirteen billion, one hundred forty-one million, two hundred thirty-three thousand, forty-two".