201241001412 has 216 divisors, whose sum is σ = 569907225888. Its totient is φ = 59815895040.

The previous prime is 201241001329. The next prime is 201241001419. The reversal of 201241001412 is 214100142102.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (201241001419) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 75004623 + ... + 75007305.

Almost surely, 2^201241001412 is an apocalyptic number.

201241001412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201241001412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (284953612944).

201241001412 is an abundant number, since it is smaller than the sum of its proper divisors (368666224476).

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

201241001412 is a wasteful number, since it uses less digits than its factorization.

201241001412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3039 (or 3023 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 201241001412 its reverse (214100142102), we get a palindrome (415341143514).

The spelling of 201241001412 in words is "two hundred one billion, two hundred forty-one million, one thousand, four hundred twelve".