201341434220 has 24 divisors (see below), whose sum is σ = 422934190224. Its totient is φ = 80514254016.

The previous prime is 201341434219. The next prime is 201341434237. The reversal of 201341434220 is 22434143102.

It is a self number, because there is not a number n which added to its sum of digits gives 201341434220.

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, 1320914 + ... + 1465433.

It is an arithmetic number, because the mean of its divisors is an integer number (17622257926).

Almost surely, 2^201341434220 is an apocalyptic number.

201341434220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201341434220 is an abundant number, since it is smaller than the sum of its proper divisors (221592756004).

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

201341434220 is a wasteful number, since it uses less digits than its factorization.

201341434220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2789969 (or 2789967 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 201341434220 its reverse (22434143102), we get a palindrome (223775577322).

The spelling of 201341434220 in words is "two hundred one billion, three hundred forty-one million, four hundred thirty-four thousand, two hundred twenty".