20233220402 has 8 divisors (see below), whose sum is σ = 30384049536. Its totient is φ = 10105203892.

The previous prime is 20233220393. The next prime is 20233220407. The reversal of 20233220402 is 20402233202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (20233220407) 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, 5700938 + ... + 5704485.

It is an arithmetic number, because the mean of its divisors is an integer number (3798006192).

Almost surely, 2^20233220402 is an apocalyptic number.

20233220402 is a deficient number, since it is larger than the sum of its proper divisors (10150829134).

20233220402 is a wasteful number, since it uses less digits than its factorization.

20233220402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11406312.

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 20233220402 its reverse (20402233202), we get a palindrome (40635453604).

The spelling of 20233220402 in words is "twenty billion, two hundred thirty-three million, two hundred twenty thousand, four hundred two".