1200045325101 has 32 divisors (see below), whose sum is σ = 1830337436928. Its totient is φ = 685104168960.

The previous prime is 1200045325099. The next prime is 1200045325121. The reversal of 1200045325101 is 1015235400021.

It is a happy number.

It is not a de Polignac number, because 1200045325101 - 2¹ = 1200045325099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200045325121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 138873741 + ... + 138882381.

It is an arithmetic number, because the mean of its divisors is an integer number (57198044904).

Almost surely, 2^{1200045325101} is an apocalyptic number.

It is an amenable number.

1200045325101 is a deficient number, since it is larger than the sum of its proper divisors (630292111827).

1200045325101 is a wasteful number, since it uses less digits than its factorization.

1200045325101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14021.

The product of its (nonzero) digits is 1200, while the sum is 24.

The spelling of 1200045325101 in words is "one trillion, two hundred billion, forty-five million, three hundred twenty-five thousand, one hundred one".