1011000211201 has 4 divisors (see below), whose sum is σ = 1013251882500. Its totient is φ = 1008748539904.

The previous prime is 1011000211171. The next prime is 1011000211231. The reversal of 1011000211201 is 1021120001101.

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

It is an interprime number because it is at equal distance from previous prime (1011000211171) and next prime (1011000211231).

It can be written as a sum of positive squares in 2 ways, for example, as 886235842801 + 124764368400 = 941401^2 + 353220^2 .

It is a cyclic number.

It is not a de Polignac number, because 1011000211201 - 2¹⁹ = 1010999686913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011000211231) 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, 1125834976 + ... + 1125835873.

It is an arithmetic number, because the mean of its divisors is an integer number (253312970625).

Almost surely, 2^{1011000211201} is an apocalyptic number.

It is an amenable number.

1011000211201 is a deficient number, since it is larger than the sum of its proper divisors (2251671299).

1011000211201 is an equidigital number, since it uses as much as digits as its factorization.

1011000211201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2251671298.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1011000211201 its reverse (1021120001101), we get a palindrome (2032120212302).

The spelling of 1011000211201 in words is "one trillion, eleven billion, two hundred eleven thousand, two hundred one".