133244013142 has 32 divisors (see below), whose sum is σ = 215377462944. Its totient is φ = 61597440000.

The previous prime is 133244013137. The next prime is 133244013169. The reversal of 133244013142 is 241310442331.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 133244013142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 516042 + ... + 729922.

It is an arithmetic number, because the mean of its divisors is an integer number (6730545717).

Almost surely, 2^133244013142 is an apocalyptic number.

133244013142 is a deficient number, since it is larger than the sum of its proper divisors (82133449802).

133244013142 is a wasteful number, since it uses less digits than its factorization.

133244013142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214224.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 133244013142 its reverse (241310442331), we get a palindrome (374554455473).

The spelling of 133244013142 in words is "one hundred thirty-three billion, two hundred forty-four million, thirteen thousand, one hundred forty-two".