201010112111986 has 8 divisors (see below), whose sum is σ = 303538759901100. Its totient is φ = 99830525478288.

The previous prime is 201010112111983. The next prime is 201010112112049. The reversal of 201010112111986 is 689111211010102.

It can be written as a sum of positive squares in 2 ways, for example, as 198875401177761 + 2134710934225 = 14102319^2 + 1461065^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (201010112111983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337265288481 + ... + 337265289076.

Almost surely, 2^{201010112111986} is an apocalyptic number.

201010112111986 is a deficient number, since it is larger than the sum of its proper divisors (102528647789114).

201010112111986 is a wasteful number, since it uses less digits than its factorization.

201010112111986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674530577708.

The product of its (nonzero) digits is 1728, while the sum is 34.

The spelling of 201010112111986 in words is "two hundred one trillion, ten billion, one hundred twelve million, one hundred eleven thousand, nine hundred eighty-six".