201231002122132 has 24 divisors (see below), whose sum is σ = 352954098701120. Its totient is φ = 100387192510080.

The previous prime is 201231002121949. The next prime is 201231002122141. The reversal of 201231002122132 is 231221200132102.

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, 23639973 + ... + 31005004.

Almost surely, 2^{201231002122132} is an apocalyptic number.

It is an amenable number.

201231002122132 is a deficient number, since it is larger than the sum of its proper divisors (151723096578988).

201231002122132 is a wasteful number, since it uses less digits than its factorization.

201231002122132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54647071 (or 54647069 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 201231002122132 its reverse (231221200132102), we get a palindrome (432452202254234).

The spelling of 201231002122132 in words is "two hundred one trillion, two hundred thirty-one billion, two million, one hundred twenty-two thousand, one hundred thirty-two".