10011021111211 has 8 divisors (see below), whose sum is σ = 10169615941344. Its totient is φ = 9852915018240.

The previous prime is 10011021111199. The next prime is 10011021111239. The reversal of 10011021111211 is 11211112011001.

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 10011021111211 - 2⁷ = 10011021111083 is a prime.

It is a super-2 number, since 2×10011021111211² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10011021111191 and 10011021111200.

It is not an unprimeable number, because it can be changed into a prime (10011021111241) 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, 122143000 + ... + 122224933.

It is an arithmetic number, because the mean of its divisors is an integer number (1271201992668).

Almost surely, 2^{10011021111211} is an apocalyptic number.

10011021111211 is a deficient number, since it is larger than the sum of its proper divisors (158594830133).

10011021111211 is an equidigital number, since it uses as much as digits as its factorization.

10011021111211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244368581.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 10011021111211 its reverse (11211112011001), we get a palindrome (21222133122212).

The spelling of 10011021111211 in words is "ten trillion, eleven billion, twenty-one million, one hundred eleven thousand, two hundred eleven".