1325412220402 has 8 divisors (see below), whose sum is σ = 1988895858156. Its totient is φ = 662446934352.

The previous prime is 1325412220399. The next prime is 1325412220469. The reversal of 1325412220402 is 2040222145231.

It can be written as a sum of positive squares in 2 ways, for example, as 1313336628081 + 12075592321 = 1146009^2 + 109889^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129581533 + ... + 129591760.

Almost surely, 2^{1325412220402} is an apocalyptic number.

1325412220402 is a deficient number, since it is larger than the sum of its proper divisors (663483637754).

1325412220402 is a wasteful number, since it uses less digits than its factorization.

1325412220402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259175852.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 1325412220402 its reverse (2040222145231), we get a palindrome (3365634365633).

The spelling of 1325412220402 in words is "one trillion, three hundred twenty-five billion, four hundred twelve million, two hundred twenty thousand, four hundred two".