2301012202021 has 4 divisors (see below), whose sum is σ = 2478013140652. Its totient is φ = 2124011263392.

The previous prime is 2301012201991. The next prime is 2301012202039. The reversal of 2301012202021 is 1202022101032.

It is a happy number.

2301012202021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 111245596225 + 2189766605796 = 333535^2 + 1479786^2 .

It is a cyclic number.

It is not a de Polignac number, because 2301012202021 - 2¹³ = 2301012193829 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2301012201986 and 2301012202004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2301012202061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88500469296 + ... + 88500469321.

It is an arithmetic number, because the mean of its divisors is an integer number (619503285163).

Almost surely, 2^{2301012202021} is an apocalyptic number.

It is an amenable number.

2301012202021 is a deficient number, since it is larger than the sum of its proper divisors (177000938631).

2301012202021 is a wasteful number, since it uses less digits than its factorization.

2301012202021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177000938630.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 2301012202021 its reverse (1202022101032), we get a palindrome (3503034303053).

The spelling of 2301012202021 in words is "two trillion, three hundred one billion, twelve million, two hundred two thousand, twenty-one".