20245022312 has 64 divisors (see below), whose sum is σ = 39477896640. Its totient is φ = 9726220800.

The previous prime is 20245022311. The next prime is 20245022323. The reversal of 20245022312 is 21322054202.

It is not an unprimeable number, because it can be changed into a prime (20245022311) 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, 6350783 + ... + 6353969.

It is an arithmetic number, because the mean of its divisors is an integer number (616842135).

Almost surely, 2^20245022312 is an apocalyptic number.

It is an amenable number.

20245022312 is a deficient number, since it is larger than the sum of its proper divisors (19232874328).

20245022312 is a wasteful number, since it uses less digits than its factorization.

20245022312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3522 (or 3518 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 20245022312 its reverse (21322054202), we get a palindrome (41567076514).

The spelling of 20245022312 in words is "twenty billion, two hundred forty-five million, twenty-two thousand, three hundred twelve".