3420112645242 has 24 divisors (see below), whose sum is σ = 7511754260244. Its totient is φ = 1124420595264.

The previous prime is 3420112645219. The next prime is 3420112645249. The reversal of 3420112645242 is 2425462110243.

3420112645242 is a `hidden beast` number, since 3 + 4 + 2 + 0 + 1 + 1 + 2 + 645 + 2 + 4 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3344981287041 + 75131358201 = 1828929^2 + 274101^2 .

It is a super-2 number, since 2×3420112645242² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3420112645197 and 3420112645206.

It is not an unprimeable number, because it can be changed into a prime (3420112645249) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1301411413 + ... + 1301414040.

Almost surely, 2^{3420112645242} is an apocalyptic number.

3420112645242 is an abundant number, since it is smaller than the sum of its proper divisors (4091641615002).

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

3420112645242 is a wasteful number, since it uses less digits than its factorization.

3420112645242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2602825534 (or 2602825531 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 3420112645242 its reverse (2425462110243), we get a palindrome (5845574755485).

The spelling of 3420112645242 in words is "three trillion, four hundred twenty billion, one hundred twelve million, six hundred forty-five thousand, two hundred forty-two".