202101455206 has 24 divisors (see below), whose sum is σ = 360847503720. Its totient is φ = 84600607392.

The previous prime is 202101455173. The next prime is 202101455209. The reversal of 202101455206 is 602554101202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202101455209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23975551 + ... + 23983978.

It is an arithmetic number, because the mean of its divisors is an integer number (15035312655).

Almost surely, 2^202101455206 is an apocalyptic number.

202101455206 is a deficient number, since it is larger than the sum of its proper divisors (158746048514).

202101455206 is a wasteful number, since it uses less digits than its factorization.

202101455206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47959588 (or 47959581 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 202101455206 its reverse (602554101202), we get a palindrome (804655556408).

The spelling of 202101455206 in words is "two hundred two billion, one hundred one million, four hundred fifty-five thousand, two hundred six".