320421234302 has 16 divisors (see below), whose sum is σ = 526376476080. Its totient is φ = 145380168192.

The previous prime is 320421234293. The next prime is 320421234383. The reversal of 320421234302 is 203432124023.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104438243 + ... + 104441310.

It is an arithmetic number, because the mean of its divisors is an integer number (32898529755).

Almost surely, 2^320421234302 is an apocalyptic number.

320421234302 is a deficient number, since it is larger than the sum of its proper divisors (205955241778).

320421234302 is a wasteful number, since it uses less digits than its factorization.

320421234302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208879627.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 320421234302 its reverse (203432124023), we get a palindrome (523853358325).

The spelling of 320421234302 in words is "three hundred twenty billion, four hundred twenty-one million, two hundred thirty-four thousand, three hundred two".