20243023401 has 16 divisors (see below), whose sum is σ = 27074248704. Its totient is φ = 13453609104.

The previous prime is 20243023391. The next prime is 20243023433. The reversal of 20243023401 is 10432034202.

It is not a de Polignac number, because 20243023401 - 2⁶ = 20243023337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20243023501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4073020 + ... + 4077986.

It is an arithmetic number, because the mean of its divisors is an integer number (1692140544).

Almost surely, 2^20243023401 is an apocalyptic number.

It is an amenable number.

20243023401 is a deficient number, since it is larger than the sum of its proper divisors (6831225303).

20243023401 is a wasteful number, since it uses less digits than its factorization.

20243023401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8900.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 20243023401 its reverse (10432034202), we get a palindrome (30675057603).

The spelling of 20243023401 in words is "twenty billion, two hundred forty-three million, twenty-three thousand, four hundred one".