20011077714021 has 4 divisors (see below), whose sum is σ = 26681436952032. Its totient is φ = 13340718476012.

The previous prime is 20011077713989. The next prime is 20011077714073. The reversal of 20011077714021 is 12041777011002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20011077714021 - 2⁵ = 20011077713989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20011077794021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3335179619001 + ... + 3335179619006.

It is an arithmetic number, because the mean of its divisors is an integer number (6670359238008).

Almost surely, 2^{20011077714021} is an apocalyptic number.

It is an amenable number.

20011077714021 is a deficient number, since it is larger than the sum of its proper divisors (6670359238011).

20011077714021 is an equidigital number, since it uses as much as digits as its factorization.

20011077714021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6670359238010.

The product of its (nonzero) digits is 5488, while the sum is 33.

The spelling of 20011077714021 in words is "twenty trillion, eleven billion, seventy-seven million, seven hundred fourteen thousand, twenty-one".