10021211021011 has 8 divisors (see below), whose sum is σ = 10031448660480. Its totient is φ = 10010975471112.

The previous prime is 10021211020993. The next prime is 10021211021021. The reversal of 10021211021011 is 11012011212001.

It is a happy number.

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 10021211021011 - 2⁷ = 10021211020883 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10021211020982 and 10021211021000.

It is not an unprimeable number, because it can be changed into a prime (10021211021021) 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, 9165786 + ... + 10200688.

It is an arithmetic number, because the mean of its divisors is an integer number (1253931082560).

Almost surely, 2^{10021211021011} is an apocalyptic number.

10021211021011 is a deficient number, since it is larger than the sum of its proper divisors (10237639469).

10021211021011 is a wasteful number, since it uses less digits than its factorization.

10021211021011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044785.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10021211021011 its reverse (11012011212001), we get a palindrome (21033222233012).

The spelling of 10021211021011 in words is "ten trillion, twenty-one billion, two hundred eleven million, twenty-one thousand, eleven".