20011240102032 has 40 divisors (see below), whose sum is σ = 57439670664480. Its totient is φ = 6670413367200.

The previous prime is 20011240101929. The next prime is 20011240102033. The reversal of 20011240102032 is 23020104211002.

It is a happy number.

20011240102032 is a `hidden beast` number, since 200 + 1 + 12 + 401 + 0 + 20 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 20011240101996 and 20011240102014.

It is not an unprimeable number, because it can be changed into a prime (20011240102033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23161157094 + ... + 23161157957.

It is an arithmetic number, because the mean of its divisors is an integer number (1435991766612).

Almost surely, 2^{20011240102032} is an apocalyptic number.

It is an amenable number.

20011240102032 is an abundant number, since it is smaller than the sum of its proper divisors (37428430562448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20011240102032 is a wasteful number, since it uses less digits than its factorization.

20011240102032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46322315068 (or 46322315056 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 20011240102032 its reverse (23020104211002), we get a palindrome (43031344313034).

The spelling of 20011240102032 in words is "twenty trillion, eleven billion, two hundred forty million, one hundred two thousand, thirty-two".