20230311232 has 28 divisors (see below), whose sum is σ = 40160242260. Its totient is φ = 10111195136.

The previous prime is 20230311217. The next prime is 20230311251. The reversal of 20230311232 is 23211303202.

It can be written as a sum of positive squares in 2 ways, for example, as 6025485376 + 14204825856 = 77624^2 + 119184^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106398 + ... + 227554.

Almost surely, 2^20230311232 is an apocalyptic number.

It is an amenable number.

20230311232 is a deficient number, since it is larger than the sum of its proper divisors (19929931028).

20230311232 is a wasteful number, since it uses less digits than its factorization.

20230311232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123778 (or 123768 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 20230311232 its reverse (23211303202), we get a palindrome (43441614434).

The spelling of 20230311232 in words is "twenty billion, two hundred thirty million, three hundred eleven thousand, two hundred thirty-two".