1323215301400 has 96 divisors (see below), whose sum is σ = 3428889354000. Its totient is φ = 471933112320.

The previous prime is 1323215301361. The next prime is 1323215301409. The reversal of 1323215301400 is 41035123231.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323215301409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10177005 + ... + 10306204.

Almost surely, 2^{1323215301400} is an apocalyptic number.

1323215301400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323215301400 is an abundant number, since it is smaller than the sum of its proper divisors (2105674052600).

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

1323215301400 is a wasteful number, since it uses less digits than its factorization.

1323215301400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20483261 (or 20483252 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The spelling of 1323215301400 in words is "one trillion, three hundred twenty-three billion, two hundred fifteen million, three hundred one thousand, four hundred".