10021221122011 has 8 divisors (see below), whose sum is σ = 10972881529200. Its totient is φ = 9076334099040.

The previous prime is 10021221121991. The next prime is 10021221122051. The reversal of 10021221122011 is 11022112212001.

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 10021221122011 - 2¹¹ = 10021221119963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10021221122051) 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, 1693342956 + ... + 1693348873.

It is an arithmetic number, because the mean of its divisors is an integer number (1371610191150).

Almost surely, 2^{10021221122011} is an apocalyptic number.

10021221122011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10021221122011 is a deficient number, since it is larger than the sum of its proper divisors (951660407189).

10021221122011 is a wasteful number, since it uses less digits than its factorization.

10021221122011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3386692109.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 10021221122011 its reverse (11022112212001), we get a palindrome (21043333334012).

The spelling of 10021221122011 in words is "ten trillion, twenty-one billion, two hundred twenty-one million, one hundred twenty-two thousand, eleven".