201870085101 has 8 divisors (see below), whose sum is σ = 269194834560. Its totient is φ = 134562696192.

The previous prime is 201870085091. The next prime is 201870085141. The reversal of 201870085101 is 101580078102.

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

It is not a de Polignac number, because 201870085101 - 2⁵ = 201870085069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201870085141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4312980 + ... + 4359533.

It is an arithmetic number, because the mean of its divisors is an integer number (33649354320).

Almost surely, 2^201870085101 is an apocalyptic number.

It is an amenable number.

201870085101 is a deficient number, since it is larger than the sum of its proper divisors (67324749459).

201870085101 is an equidigital number, since it uses as much as digits as its factorization.

201870085101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8680275.

The product of its (nonzero) digits is 4480, while the sum is 33.

The spelling of 201870085101 in words is "two hundred one billion, eight hundred seventy million, eighty-five thousand, one hundred one".