201011412 has 192 divisors, whose sum is σ = 603187200. Its totient is φ = 50803200.

The previous prime is 201011381. The next prime is 201011443. The reversal of 201011412 is 214110102.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (201011381) and next prime (201011443).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1990162 + ... + 1990262.

It is an arithmetic number, because the mean of its divisors is an integer number (3141600).

Almost surely, 2^201011412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201011412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (301593600).

201011412 is an abundant number, since it is smaller than the sum of its proper divisors (402175788).

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

201011412 is a wasteful number, since it uses less digits than its factorization.

201011412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206 (or 204 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 201011412 is about 14177.8493432537. The cubic root of 201011412 is about 585.7876860960.

Adding to 201011412 its reverse (214110102), we get a palindrome (415121514).

The spelling of 201011412 in words is "two hundred one million, eleven thousand, four hundred twelve".