1020020234 has 8 divisors (see below), whose sum is σ = 1541710368. Its totient is φ = 506116780.

The previous prime is 1020020231. The next prime is 1020020279. The reversal of 1020020234 is 4320200201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1020020231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1946342 + ... + 1946865.

It is an arithmetic number, because the mean of its divisors is an integer number (192713796).

Almost surely, 2^1020020234 is an apocalyptic number.

1020020234 is a deficient number, since it is larger than the sum of its proper divisors (521690134).

1020020234 is a wasteful number, since it uses less digits than its factorization.

1020020234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3893340.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 1020020234 is about 31937.7556193293. The cubic root of 1020020234 is about 1006.6293657265.

Adding to 1020020234 its reverse (4320200201), we get a palindrome (5340220435).

The spelling of 1020020234 in words is "one billion, twenty million, twenty thousand, two hundred thirty-four".