1201001044211 has 4 divisors (see below), whose sum is σ = 1203774719112. Its totient is φ = 1198227369312.

The previous prime is 1201001044193. The next prime is 1201001044237. The reversal of 1201001044211 is 1124401001021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1201001044211 is a prime.

It is a super-2 number, since 2×1201001044211² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1201001044211.

It is not an unprimeable number, because it can be changed into a prime (1201001244211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1386836801 + ... + 1386837666.

It is an arithmetic number, because the mean of its divisors is an integer number (300943679778).

Almost surely, 2^{1201001044211} is an apocalyptic number.

1201001044211 is a deficient number, since it is larger than the sum of its proper divisors (2773674901).

1201001044211 is an equidigital number, since it uses as much as digits as its factorization.

1201001044211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2773674900.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1201001044211 its reverse (1124401001021), we get a palindrome (2325402045232).

The spelling of 1201001044211 in words is "one trillion, two hundred one billion, one million, forty-four thousand, two hundred eleven".