1315222051402 has 8 divisors (see below), whose sum is σ = 2254666373856. Its totient is φ = 563666593452.

The previous prime is 1315222051393. The next prime is 1315222051453. The reversal of 1315222051402 is 2041502225131.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46972216108 + ... + 46972216135.

It is an arithmetic number, because the mean of its divisors is an integer number (281833296732).

Almost surely, 2^{1315222051402} is an apocalyptic number.

1315222051402 is a deficient number, since it is larger than the sum of its proper divisors (939444322454).

1315222051402 is an equidigital number, since it uses as much as digits as its factorization.

1315222051402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93944432252.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 1315222051402 its reverse (2041502225131), we get a palindrome (3356724276533).

The spelling of 1315222051402 in words is "one trillion, three hundred fifteen billion, two hundred twenty-two million, fifty-one thousand, four hundred two".