20001241412 has 6 divisors (see below), whose sum is σ = 35002172478. Its totient is φ = 10000620704.

The previous prime is 20001241411. The next prime is 20001241417. The reversal of 20001241412 is 21414210002.

It can be written as a sum of positive squares in only one way, i.e., 19707667456 + 293573956 = 140384^2 + 17134^2 .

It is a super-2 number, since 2×20001241412² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20001241411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2500155173 + ... + 2500155180.

It is an arithmetic number, because the mean of its divisors is an integer number (5833695413).

Almost surely, 2^20001241412 is an apocalyptic number.

It is an amenable number.

20001241412 is a deficient number, since it is larger than the sum of its proper divisors (15000931066).

20001241412 is a wasteful number, since it uses less digits than its factorization.

20001241412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5000310357 (or 5000310355 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20001241412 its reverse (21414210002), we get a palindrome (41415451414).

The spelling of 20001241412 in words is "twenty billion, one million, two hundred forty-one thousand, four hundred twelve".