20000012032233 has 20 divisors (see below), whose sum is σ = 29882405057428. Its totient is φ = 13330733345280.

The previous prime is 20000012032139. The next prime is 20000012032243. The reversal of 20000012032233 is 33223021000002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9710621418969 + 10289390613264 = 3116187^2 + 3207708^2 .

It is not a de Polignac number, because 20000012032233 - 2⁹ = 20000012031721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20000012032243) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 23731528 + ... + 24559833.

Almost surely, 2^{20000012032233} is an apocalyptic number.

It is an amenable number.

20000012032233 is a deficient number, since it is larger than the sum of its proper divisors (9882393025195).

20000012032233 is an equidigital number, since it uses as much as digits as its factorization.

20000012032233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48296486 (or 48296477 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 20000012032233 its reverse (33223021000002), we get a palindrome (53223033032235).

The spelling of 20000012032233 in words is "twenty trillion, twelve million, thirty-two thousand, two hundred thirty-three".