201022301304434 has 128 divisors (see below), whose sum is σ = 345104808111360. Its totient is φ = 87226881122304.

The previous prime is 201022301304431. The next prime is 201022301304469. The reversal of 201022301304434 is 434403103220102.

It is a junction number, because it is equal to n+sod(n) for n = 201022301304397 and 201022301304406.

It is not an unprimeable number, because it can be changed into a prime (201022301304431) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13231237142 + ... + 13231252334.

It is an arithmetic number, because the mean of its divisors is an integer number (2696131313370).

Almost surely, 2^{201022301304434} is an apocalyptic number.

201022301304434 is a deficient number, since it is larger than the sum of its proper divisors (144082506806926).

201022301304434 is a wasteful number, since it uses less digits than its factorization.

201022301304434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16924.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 201022301304434 its reverse (434403103220102), we get a palindrome (635425404524536).

The spelling of 201022301304434 in words is "two hundred one trillion, twenty-two billion, three hundred one million, three hundred four thousand, four hundred thirty-four".