1413431421220 has 48 divisors (see below), whose sum is σ = 3653176601088. Its totient is φ = 447327745920.

The previous prime is 1413431421211. The next prime is 1413431421263. The reversal of 1413431421220 is 221241343141.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 388303516 + ... + 388307155.

It is an arithmetic number, because the mean of its divisors is an integer number (76107845856).

Almost surely, 2^{1413431421220} is an apocalyptic number.

1413431421220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1413431421220 is an abundant number, since it is smaller than the sum of its proper divisors (2239745179868).

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

1413431421220 is a wasteful number, since it uses less digits than its factorization.

1413431421220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776610700 (or 776610698 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 1413431421220 its reverse (221241343141), we get a palindrome (1634672764361).

The spelling of 1413431421220 in words is "one trillion, four hundred thirteen billion, four hundred thirty-one million, four hundred twenty-one thousand, two hundred twenty".