201012211101998 has 32 divisors (see below), whose sum is σ = 312412121856000. Its totient is φ = 96899182155360.

The previous prime is 201012211101997. The next prime is 201012211102037. The reversal of 201012211101998 is 899101112210102.

201012211101998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×201012211101998³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201012211101997) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 547505333 + ... + 547872351.

It is an arithmetic number, because the mean of its divisors is an integer number (9762878808000).

Almost surely, 2^{201012211101998} is an apocalyptic number.

201012211101998 is a deficient number, since it is larger than the sum of its proper divisors (111399910754002).

201012211101998 is a wasteful number, since it uses less digits than its factorization.

201012211101998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400160.

The product of its (nonzero) digits is 5184, while the sum is 38.

The spelling of 201012211101998 in words is "two hundred one trillion, twelve billion, two hundred eleven million, one hundred one thousand, nine hundred ninety-eight".