20603140022220 has 48 divisors (see below), whose sum is σ = 65930048072448. Its totient is φ = 4709289147840.

The previous prime is 20603140022197. The next prime is 20603140022239. The reversal of 20603140022220 is 2222004130602.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24527547226 + ... + 24527548065.

It is an arithmetic number, because the mean of its divisors is an integer number (1373542668176).

Almost surely, 2^{20603140022220} is an apocalyptic number.

20603140022220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20603140022220 is an abundant number, since it is smaller than the sum of its proper divisors (45326908050228).

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

20603140022220 is a wasteful number, since it uses less digits than its factorization.

20603140022220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49055095310 (or 49055095308 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 20603140022220 its reverse (2222004130602), we get a palindrome (22825144152822).

The spelling of 20603140022220 in words is "twenty trillion, six hundred three billion, one hundred forty million, twenty-two thousand, two hundred twenty".