1201013211 has 8 divisors (see below), whose sum is σ = 1602689104. Its totient is φ = 800006400.

The previous prime is 1201013207. The next prime is 1201013227. The reversal of 1201013211 is 1123101021.

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

It is not a de Polignac number, because 1201013211 - 2² = 1201013207 is a prime.

It is a Duffinian number.

1201013211 is a modest number, since divided by 13211 gives 1201 as remainder.

It is not an unprimeable number, because it can be changed into a prime (1201013251) 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, 163066 + ... + 170271.

It is an arithmetic number, because the mean of its divisors is an integer number (200336138).

Almost surely, 2^1201013211 is an apocalyptic number.

1201013211 is a deficient number, since it is larger than the sum of its proper divisors (401675893).

1201013211 is a wasteful number, since it uses less digits than its factorization.

1201013211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334541.

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

The square root of 1201013211 is about 34655.6375067607. The cubic root of 1201013211 is about 1062.9575676437.

Adding to 1201013211 its reverse (1123101021), we get a palindrome (2324114232).

The spelling of 1201013211 in words is "one billion, two hundred one million, thirteen thousand, two hundred eleven".