1321434402030 has 64 divisors (see below), whose sum is σ = 3566280856320. Its totient is φ = 348136928928.

The previous prime is 1321434402017. The next prime is 1321434402049. The reversal of 1321434402030 is 302044341231.

1321434402030 is a `hidden beast` number, since 1 + 3 + 2 + 14 + 3 + 440 + 203 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1321434401985 and 1321434402003.

It is a congruent number.

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, 29460732 + ... + 29505551.

It is an arithmetic number, because the mean of its divisors is an integer number (55723138380).

Almost surely, 2^{1321434402030} is an apocalyptic number.

1321434402030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1321434402030 is an abundant number, since it is smaller than the sum of its proper divisors (2244846454290).

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

1321434402030 is a wasteful number, since it uses less digits than its factorization.

1321434402030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58966382 (or 58966376 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 1321434402030 its reverse (302044341231), we get a palindrome (1623478743261).

The spelling of 1321434402030 in words is "one trillion, three hundred twenty-one billion, four hundred thirty-four million, four hundred two thousand, thirty".