1201122020232 has 24 divisors (see below), whose sum is σ = 3253038804990. Its totient is φ = 400374006720.

The previous prime is 1201122020179. The next prime is 1201122020261. The reversal of 1201122020232 is 2320202211021.

1201122020232 is a `hidden beast` number, since 120 + 112 + 202 + 0 + 232 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1200720659076 + 401361156 = 1095774^2 + 20034^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8341125069 + ... + 8341125212.

Almost surely, 2^{1201122020232} is an apocalyptic number.

1201122020232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1201122020232 is an abundant number, since it is smaller than the sum of its proper divisors (2051916784758).

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

1201122020232 is a wasteful number, since it uses less digits than its factorization.

1201122020232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16682250293 (or 16682250286 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1201122020232 its reverse (2320202211021), we get a palindrome (3521324231253).

The spelling of 1201122020232 in words is "one trillion, two hundred one billion, one hundred twenty-two million, twenty thousand, two hundred thirty-two".