1201001232 has 40 divisors (see below), whose sum is σ = 3134584096. Its totient is φ = 396205056.

The previous prime is 1201001231. The next prime is 1201001251. The reversal of 1201001232 is 2321001021.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (1201001231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124318 + ... + 133629.

Almost surely, 2^1201001232 is an apocalyptic number.

1201001232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1201001232 is an abundant number, since it is smaller than the sum of its proper divisors (1933582864).

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

1201001232 is a wasteful number, since it uses less digits than its factorization.

1201001232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258055 (or 258049 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1201001232 is about 34655.4646773059. The cubic root of 1201001232 is about 1062.9540336245.

Adding to 1201001232 its reverse (2321001021), we get a palindrome (3522002253).

The spelling of 1201001232 in words is "one billion, two hundred one million, one thousand, two hundred thirty-two".