2023020221313 has 128 divisors (see below), whose sum is σ = 3599290404864. Its totient is φ = 980298547200.

The previous prime is 2023020221267. The next prime is 2023020221317. The reversal of 2023020221313 is 3131220203202.

It is a happy number.

It is not a de Polignac number, because 2023020221313 - 2¹⁴ = 2023020204929 is a prime.

It is a super-3 number, since 3×2023020221313³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 2023020221313.

It is not an unprimeable number, because it can be changed into a prime (2023020221317) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 431253298 + ... + 431257988.

It is an arithmetic number, because the mean of its divisors is an integer number (28119456288).

Almost surely, 2^{2023020221313} is an apocalyptic number.

It is an amenable number.

2023020221313 is a deficient number, since it is larger than the sum of its proper divisors (1576270183551).

2023020221313 is a wasteful number, since it uses less digits than its factorization.

2023020221313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6935.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 2023020221313 its reverse (3131220203202), we get a palindrome (5154240424515).

The spelling of 2023020221313 in words is "two trillion, twenty-three billion, twenty million, two hundred twenty-one thousand, three hundred thirteen".