201042034134 has 16 divisors (see below), whose sum is σ = 402699825072. Its totient is φ = 66911385248.

The previous prime is 201042034133. The next prime is 201042034147. The reversal of 201042034134 is 431430240102.

It is a super-2 number, since 2×201042034134² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201042034133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25652289 + ... + 25660124.

It is an arithmetic number, because the mean of its divisors is an integer number (25168739067).

Almost surely, 2^201042034134 is an apocalyptic number.

201042034134 is an abundant number, since it is smaller than the sum of its proper divisors (201657790938).

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

201042034134 is a wasteful number, since it uses less digits than its factorization.

201042034134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51313071.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 201042034134 its reverse (431430240102), we get a palindrome (632472274236).

The spelling of 201042034134 in words is "two hundred one billion, forty-two million, thirty-four thousand, one hundred thirty-four".