4121222403242 has 12 divisors (see below), whose sum is σ = 7191112560930. Its totient is φ = 1766238172776.

The previous prime is 4121222403217. The next prime is 4121222403269. The reversal of 4121222403242 is 2423042221214.

It can be written as a sum of positive squares in only one way, i.e., 2749796379001 + 1371426024241 = 1658251^2 + 1171079^2 .

It is a super-2 number, since 2×4121222403242² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21026644817 + ... + 21026645012.

Almost surely, 2^{4121222403242} is an apocalyptic number.

4121222403242 is a deficient number, since it is larger than the sum of its proper divisors (3069890157688).

4121222403242 is a wasteful number, since it uses less digits than its factorization.

4121222403242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42053289845 (or 42053289838 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 4121222403242 its reverse (2423042221214), we get a palindrome (6544264624456).

The spelling of 4121222403242 in words is "four trillion, one hundred twenty-one billion, two hundred twenty-two million, four hundred three thousand, two hundred forty-two".