201145540210 has 32 divisors (see below), whose sum is σ = 377995559040. Its totient is φ = 76920970368.

The previous prime is 201145540171. The next prime is 201145540229. The reversal of 201145540210 is 12045541102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 234214 + ... + 676126.

It is an arithmetic number, because the mean of its divisors is an integer number (11812361220).

Almost surely, 2^201145540210 is an apocalyptic number.

201145540210 is a deficient number, since it is larger than the sum of its proper divisors (176850018830).

201145540210 is a wasteful number, since it uses less digits than its factorization.

201145540210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443922.

The product of its (nonzero) digits is 1600, while the sum is 25.

The spelling of 201145540210 in words is "two hundred one billion, one hundred forty-five million, five hundred forty thousand, two hundred ten".