1200142140010 has 64 divisors (see below), whose sum is σ = 2481153638400. Its totient is φ = 413366587200.

The previous prime is 1200142139981. The next prime is 1200142140023. The reversal of 1200142140010 is 100412410021.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11381911 + ... + 11486869.

It is an arithmetic number, because the mean of its divisors is an integer number (38768025600).

Almost surely, 2^{1200142140010} is an apocalyptic number.

1200142140010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1200142140010 is an abundant number, since it is smaller than the sum of its proper divisors (1281011498390).

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

1200142140010 is a wasteful number, since it uses less digits than its factorization.

1200142140010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110467.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1200142140010 its reverse (100412410021), we get a palindrome (1300554550031).

The spelling of 1200142140010 in words is "one trillion, two hundred billion, one hundred forty-two million, one hundred forty thousand, ten".