201442134102 has 16 divisors (see below), whose sum is σ = 439510110912. Its totient is φ = 61043070920.

The previous prime is 201442134079. The next prime is 201442134107. The reversal of 201442134102 is 201431244102.

201442134102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201442134107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1526076708 + ... + 1526076839.

It is an arithmetic number, because the mean of its divisors is an integer number (27469381932).

Almost surely, 2^201442134102 is an apocalyptic number.

201442134102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201442134102 is an abundant number, since it is smaller than the sum of its proper divisors (238067976810).

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

201442134102 is a wasteful number, since it uses less digits than its factorization.

201442134102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3052153563.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 201442134102 its reverse (201431244102), we get a palindrome (402873378204).

Subtracting from 201442134102 its reverse (201431244102), we obtain a square (10890000 = 3300²).

The spelling of 201442134102 in words is "two hundred one billion, four hundred forty-two million, one hundred thirty-four thousand, one hundred two".