201331114434 has 40 divisors (see below), whose sum is σ = 451426050768. Its totient is φ = 67066454520.

The previous prime is 201331114421. The next prime is 201331114447. The reversal of 201331114434 is 434411133102.

201331114434 is a `hidden beast` number, since 201 + 3 + 3 + 1 + 11 + 443 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (201331114421) and next prime (201331114447).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 201331114398 and 201331114407.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 157852 + ... + 653895.

Almost surely, 2^201331114434 is an apocalyptic number.

201331114434 is an abundant number, since it is smaller than the sum of its proper divisors (250094936334).

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

201331114434 is a wasteful number, since it uses less digits than its factorization.

201331114434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813292 (or 813283 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 201331114434 its reverse (434411133102), we get a palindrome (635742247536).

The spelling of 201331114434 in words is "two hundred one billion, three hundred thirty-one million, one hundred fourteen thousand, four hundred thirty-four".