20212001121011 has 8 divisors (see below), whose sum is σ = 23099660722944. Its totient is φ = 17324399236680.

The previous prime is 20212001120923. The next prime is 20212001121043. The reversal of 20212001121011 is 11012110021202.

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 20212001121011 - 2¹⁴ = 20212001104627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20212001121811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13676375 + ... + 15082016.

It is an arithmetic number, because the mean of its divisors is an integer number (2887457590368).

Almost surely, 2^{20212001121011} is an apocalyptic number.

20212001121011 is a deficient number, since it is larger than the sum of its proper divisors (2887659601933).

20212001121011 is a wasteful number, since it uses less digits than its factorization.

20212001121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28858801.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20212001121011 its reverse (11012110021202), we get a palindrome (31224111142213).

The spelling of 20212001121011 in words is "twenty trillion, two hundred twelve billion, one million, one hundred twenty-one thousand, eleven".