1242002414122 has 4 divisors (see below), whose sum is σ = 1863003621186. Its totient is φ = 621001207060.

The previous prime is 1242002414119. The next prime is 1242002414161. The reversal of 1242002414122 is 2214142002421.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1176055660521 + 65946753601 = 1084461^2 + 256801^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310500603529 + ... + 310500603532.

Almost surely, 2^{1242002414122} is an apocalyptic number.

1242002414122 is a deficient number, since it is larger than the sum of its proper divisors (621001207064).

1242002414122 is an equidigital number, since it uses as much as digits as its factorization.

1242002414122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621001207063.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 1242002414122 its reverse (2214142002421), we get a palindrome (3456144416543).

The spelling of 1242002414122 in words is "one trillion, two hundred forty-two billion, two million, four hundred fourteen thousand, one hundred twenty-two".