201053551212 has 36 divisors (see below), whose sum is σ = 509009144280. Its totient is φ = 66913615872.

The previous prime is 201053551201. The next prime is 201053551217. The reversal of 201053551212 is 212155350102.

201053551212 is a `hidden beast` number, since 2 + 0 + 1 + 0 + 535 + 5 + 121 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (201053551217) 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, 4319637 + ... + 4365932.

Almost surely, 2^201053551212 is an apocalyptic number.

It is an amenable number.

201053551212 is an abundant number, since it is smaller than the sum of its proper divisors (307955593068).

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

201053551212 is a wasteful number, since it uses less digits than its factorization.

201053551212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8686222 (or 8686217 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The spelling of 201053551212 in words is "two hundred one billion, fifty-three million, five hundred fifty-one thousand, two hundred twelve".