2021305313101 has 8 divisors (see below), whose sum is σ = 2024771601600. Its totient is φ = 2017839331872.

The previous prime is 2021305313047. The next prime is 2021305313161. The reversal of 2021305313101 is 1013135031202.

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 2021305313101 - 2⁷ = 2021305312973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021305313161) 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, 15937926 + ... + 16064248.

It is an arithmetic number, because the mean of its divisors is an integer number (253096450200).

Almost surely, 2^{2021305313101} is an apocalyptic number.

It is an amenable number.

2021305313101 is a deficient number, since it is larger than the sum of its proper divisors (3466288499).

2021305313101 is a wasteful number, since it uses less digits than its factorization.

2021305313101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153635.

The product of its (nonzero) digits is 540, while the sum is 22.

The spelling of 2021305313101 in words is "two trillion, twenty-one billion, three hundred five million, three hundred thirteen thousand, one hundred one".