1211210434201 has 8 divisors (see below), whose sum is σ = 1212153927264. Its totient is φ = 1210267076640.

The previous prime is 1211210434193. The next prime is 1211210434207. The reversal of 1211210434201 is 1024340121121.

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

It is a cyclic number.

It is not a de Polignac number, because 1211210434201 - 2³ = 1211210434193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1211210434207) 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, 24692566 + ... + 24741568.

It is an arithmetic number, because the mean of its divisors is an integer number (151519240908).

Almost surely, 2^{1211210434201} is an apocalyptic number.

It is an amenable number.

1211210434201 is a deficient number, since it is larger than the sum of its proper divisors (943493063).

1211210434201 is a wasteful number, since it uses less digits than its factorization.

1211210434201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67751.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 1211210434201 its reverse (1024340121121), we get a palindrome (2235550555322).

The spelling of 1211210434201 in words is "one trillion, two hundred eleven billion, two hundred ten million, four hundred thirty-four thousand, two hundred one".