133431434102 has 16 divisors (see below), whose sum is σ = 215819780400. Its totient is φ = 61662792960.

The previous prime is 133431434093. The next prime is 133431434107. The reversal of 133431434102 is 201434134331.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133431434107) 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, 42819827 + ... + 42822942.

It is an arithmetic number, because the mean of its divisors is an integer number (13488736275).

Almost surely, 2^133431434102 is an apocalyptic number.

133431434102 is a deficient number, since it is larger than the sum of its proper divisors (82388346298).

133431434102 is a wasteful number, since it uses less digits than its factorization.

133431434102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85642831.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 133431434102 its reverse (201434134331), we get a palindrome (334865568433).

The spelling of 133431434102 in words is "one hundred thirty-three billion, four hundred thirty-one million, four hundred thirty-four thousand, one hundred two".