1313120102442 has 64 divisors (see below), whose sum is σ = 2736851328000. Its totient is φ = 419555082240.

The previous prime is 1313120102429. The next prime is 1313120102521. The reversal of 1313120102442 is 2442010213131.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11384034 + ... + 11498802.

It is an arithmetic number, because the mean of its divisors is an integer number (42763302000).

Almost surely, 2^{1313120102442} is an apocalyptic number.

1313120102442 is an abundant number, since it is smaller than the sum of its proper divisors (1423731225558).

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

1313120102442 is a wasteful number, since it uses less digits than its factorization.

1313120102442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115391.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1313120102442 its reverse (2442010213131), we get a palindrome (3755130315573).

The spelling of 1313120102442 in words is "one trillion, three hundred thirteen billion, one hundred twenty million, one hundred two thousand, four hundred forty-two".