201146100 has 36 divisors (see below), whose sum is σ = 581983584. Its totient is φ = 53638880.

The previous prime is 201146081. The next prime is 201146119. The reversal of 201146100 is 1641102.

It is an interprime number because it is at equal distance from previous prime (201146081) and next prime (201146119).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 201146100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 334944 + ... + 335543.

Almost surely, 2^201146100 is an apocalyptic number.

201146100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201146100 is an abundant number, since it is smaller than the sum of its proper divisors (380837484).

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

201146100 is a wasteful number, since it uses less digits than its factorization.

201146100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670504 (or 670497 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 201146100 is about 14182.5984925189. The cubic root of 201146100 is about 585.9184928590.

Adding to 201146100 its reverse (1641102), we get a palindrome (202787202).

The spelling of 201146100 in words is "two hundred one million, one hundred forty-six thousand, one hundred".