201022020030 has 64 divisors (see below), whose sum is σ = 524708912448. Its totient is φ = 48992409600.

The previous prime is 201022020007. The next prime is 201022020071. The reversal of 201022020030 is 30020220102.

It is a junction number, because it is equal to n+sod(n) for n = 201022019988 and 201022020015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2512299 + ... + 2591078.

It is an arithmetic number, because the mean of its divisors is an integer number (8198576757).

Almost surely, 2^201022020030 is an apocalyptic number.

201022020030 is an abundant number, since it is smaller than the sum of its proper divisors (323686892418).

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

201022020030 is a wasteful number, since it uses less digits than its factorization.

201022020030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5103501.

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 201022020030 its reverse (30020220102), we get a palindrome (231042240132).

The spelling of 201022020030 in words is "two hundred one billion, twenty-two million, twenty thousand, thirty".