1342301220 has 120 divisors (see below), whose sum is σ = 4534831224. Its totient is φ = 330407424.

The previous prime is 1342301143. The next prime is 1342301327. The reversal of 1342301220 is 221032431.

1342301220 is a `hidden beast` number, since 1 + 342 + 301 + 2 + 20 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 83612736 + 1258688484 = 9144^2 + 35478^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1342301193 and 1342301202.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 10809 + ... + 52928.

Almost surely, 2^1342301220 is an apocalyptic number.

1342301220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1342301220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2267415612).

1342301220 is an abundant number, since it is smaller than the sum of its proper divisors (3192530004).

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

1342301220 is a wasteful number, since it uses less digits than its factorization.

1342301220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63771 (or 63760 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1342301220 is about 36637.4292220401. The cubic root of 1342301220 is about 1103.1045136809.

Adding to 1342301220 its reverse (221032431), we get a palindrome (1563333651).

The spelling of 1342301220 in words is "one billion, three hundred forty-two million, three hundred one thousand, two hundred twenty".