20214133042240 has 56 divisors (see below), whose sum is σ = 48174071154840. Its totient is φ = 8079074009088.

The previous prime is 20214133042171. The next prime is 20214133042283. The reversal of 20214133042240 is 4224033141202.

It can be written as a sum of positive squares in 4 ways, for example, as 9765775000576 + 10448358041664 = 3125024^2 + 3232392^2 .

It is a super-2 number, since 2×20214133042240² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20214133042199 and 20214133042208.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25306137 + ... + 26092696.

Almost surely, 2^{20214133042240} is an apocalyptic number.

20214133042240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20214133042240 is an abundant number, since it is smaller than the sum of its proper divisors (27959938112600).

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

20214133042240 is a wasteful number, since it uses less digits than its factorization.

20214133042240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51400079 (or 51400069 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 20214133042240 its reverse (4224033141202), we get a palindrome (24438166183442).

The spelling of 20214133042240 in words is "twenty trillion, two hundred fourteen billion, one hundred thirty-three million, forty-two thousand, two hundred forty".