1241312102 has 4 divisors (see below), whose sum is σ = 1861968156. Its totient is φ = 620656050.

The previous prime is 1241312101. The next prime is 1241312113. The reversal of 1241312102 is 2012131421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2012131421 = 61 ⋅32985761.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1241312101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310328024 + ... + 310328027.

It is an arithmetic number, because the mean of its divisors is an integer number (465492039).

Almost surely, 2^1241312102 is an apocalyptic number.

1241312102 is a deficient number, since it is larger than the sum of its proper divisors (620656054).

1241312102 is an equidigital number, since it uses as much as digits as its factorization.

1241312102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620656053.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1241312102 is about 35232.2593939134. The cubic root of 1241312102 is about 1074.7158728464.

Adding to 1241312102 its reverse (2012131421), we get a palindrome (3253443523).

The spelling of 1241312102 in words is "one billion, two hundred forty-one million, three hundred twelve thousand, one hundred two".