201432134120 has 48 divisors (see below), whose sum is σ = 527217784740. Its totient is φ = 69062445312.

The previous prime is 201432134107. The next prime is 201432134129. The reversal of 201432134120 is 21431234102.

It can be written as a sum of positive squares in 2 ways, for example, as 184234959076 + 17197175044 = 429226^2 + 131138^2 .

It is a super-2 number, since 2×201432134120² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201432134129) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51383789 + ... + 51387708.

Almost surely, 2^201432134120 is an apocalyptic number.

201432134120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201432134120 is an abundant number, since it is smaller than the sum of its proper divisors (325785650620).

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

201432134120 is a wasteful number, since it uses less digits than its factorization.

201432134120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102771522 (or 102771511 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 201432134120 its reverse (21431234102), we get a palindrome (222863368222).

The spelling of 201432134120 in words is "two hundred one billion, four hundred thirty-two million, one hundred thirty-four thousand, one hundred twenty".