1202033231109 has 12 divisors (see below), whose sum is σ = 1737715925452. Its totient is φ = 800688240000.

The previous prime is 1202033231107. The next prime is 1202033231149. The reversal of 1202033231109 is 9011323302021.

1202033231109 is a `hidden beast` number, since 1 + 20 + 203 + 323 + 110 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 231567876225 + 970465354884 = 481215^2 + 985122^2 .

It is not a de Polignac number, because 1202033231109 - 2¹ = 1202033231107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202033231107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55592542 + ... + 55614159.

Almost surely, 2^{1202033231109} is an apocalyptic number.

It is an amenable number.

1202033231109 is a deficient number, since it is larger than the sum of its proper divisors (535682694343).

1202033231109 is a wasteful number, since it uses less digits than its factorization.

1202033231109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111207908 (or 111207905 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The spelling of 1202033231109 in words is "one trillion, two hundred two billion, thirty-three million, two hundred thirty-one thousand, one hundred nine".