201401443012 has 48 divisors (see below), whose sum is σ = 462548782080. Its totient is φ = 74338192800.

The previous prime is 201401443003. The next prime is 201401443037. The reversal of 201401443012 is 210344104102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17202064 + ... + 17213767.

It is an arithmetic number, because the mean of its divisors is an integer number (9636432960).

Almost surely, 2^201401443012 is an apocalyptic number.

201401443012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

201401443012 is an abundant number, since it is smaller than the sum of its proper divisors (261147339068).

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

201401443012 is a wasteful number, since it uses less digits than its factorization.

201401443012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34415872 (or 34415870 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 201401443012 its reverse (210344104102), we get a palindrome (411745547114).

The spelling of 201401443012 in words is "two hundred one billion, four hundred one million, four hundred forty-three thousand, twelve".