1200232033101 has 20 divisors (see below), whose sum is σ = 1826768258172. Its totient is φ = 785057427648.

The previous prime is 1200232033081. The next prime is 1200232033111. The reversal of 1200232033101 is 1013302320021.

1200232033101 is a `hidden beast` number, since 12 + 0 + 0 + 2 + 320 + 331 + 0 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 561712775625 + 638519257476 = 749475^2 + 799074^2 .

It is not a de Polignac number, because 1200232033101 - 2⁵ = 1200232033069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200232033111) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 139785136 + ... + 139793721.

Almost surely, 2^{1200232033101} is an apocalyptic number.

It is an amenable number.

1200232033101 is a deficient number, since it is larger than the sum of its proper divisors (626536225071).

1200232033101 is an equidigital number, since it uses as much as digits as its factorization.

1200232033101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279578922 (or 279578913 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1200232033101 its reverse (1013302320021), we get a palindrome (2213534353122).

The spelling of 1200232033101 in words is "one trillion, two hundred billion, two hundred thirty-two million, thirty-three thousand, one hundred one".