1201131002 has 8 divisors (see below), whose sum is σ = 1809634176. Its totient is φ = 597919612.

The previous prime is 1201130989. The next prime is 1201131031. The reversal of 1201131002 is 2001311021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1322378 + ... + 1323285.

It is an arithmetic number, because the mean of its divisors is an integer number (226204272).

Almost surely, 2^1201131002 is an apocalyptic number.

1201131002 is a deficient number, since it is larger than the sum of its proper divisors (608503174).

1201131002 is a wasteful number, since it uses less digits than its factorization.

1201131002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2645892.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1201131002 is about 34657.3369144255. The cubic root of 1201131002 is about 1062.9923168428.

Adding to 1201131002 its reverse (2001311021), we get a palindrome (3202442023).

The spelling of 1201131002 in words is "one billion, two hundred one million, one hundred thirty-one thousand, two".