201330432142 has 16 divisors (see below), whose sum is σ = 345172101120. Its totient is φ = 86275916568.

The previous prime is 201330432031. The next prime is 201330432167. The reversal of 201330432142 is 241234033102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 565558 + ... + 850009.

It is an arithmetic number, because the mean of its divisors is an integer number (21573256320).

Almost surely, 2^201330432142 is an apocalyptic number.

201330432142 is a deficient number, since it is larger than the sum of its proper divisors (143841668978).

201330432142 is a wasteful number, since it uses less digits than its factorization.

201330432142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1425735.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 201330432142 its reverse (241234033102), we get a palindrome (442564465244).

The spelling of 201330432142 in words is "two hundred one billion, three hundred thirty million, four hundred thirty-two thousand, one hundred forty-two".