1342020330 has 288 divisors, whose sum is σ = 4309987968. Its totient is φ = 288288000.

The previous prime is 1342020319. The next prime is 1342020343. The reversal of 1342020330 is 330202431.

1342020330 is a `hidden beast` number, since 13 + 420 + 203 + 30 = 666.

It is a super-2 number, since 2×1342020330² = 3602037132266617800, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 10244365 + ... + 10244495.

It is an arithmetic number, because the mean of its divisors is an integer number (14965236).

Almost surely, 2^1342020330 is an apocalyptic number.

1342020330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1342020330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2154993984).

1342020330 is an abundant number, since it is smaller than the sum of its proper divisors (2967967638).

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

1342020330 is a wasteful number, since it uses less digits than its factorization.

1342020330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282 (or 272 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 1342020330 is about 36633.5956466192. The cubic root of 1342020330 is about 1103.0275630834.

Adding to 1342020330 its reverse (330202431), we get a palindrome (1672222761).

The spelling of 1342020330 in words is "one billion, three hundred forty-two million, twenty thousand, three hundred thirty".