1323302400420 has 192 divisors, whose sum is σ = 4974876942336. Its totient is φ = 253820229120.

The previous prime is 1323302400401. The next prime is 1323302400461. The reversal of 1323302400420 is 240042033231.

It is a super-2 number, since 2×1323302400420² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10956444 + ... + 11076563.

It is an arithmetic number, because the mean of its divisors is an integer number (25910817408).

Almost surely, 2^{1323302400420} is an apocalyptic number.

1323302400420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323302400420 is an abundant number, since it is smaller than the sum of its proper divisors (3651574541916).

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

1323302400420 is a wasteful number, since it uses less digits than its factorization.

1323302400420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22033050 (or 22033048 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 1323302400420 its reverse (240042033231), we get a palindrome (1563344433651).

The spelling of 1323302400420 in words is "one trillion, three hundred twenty-three billion, three hundred two million, four hundred thousand, four hundred twenty".