20553241220150 has 24 divisors (see below), whose sum is σ = 39262245664080. Its totient is φ = 7999099284960.

The previous prime is 20553241220137. The next prime is 20553241220173. The reversal of 20553241220150 is 5102214235502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5554928210 + ... + 5554931909.

It is an arithmetic number, because the mean of its divisors is an integer number (1635926902670).

Almost surely, 2^{20553241220150} is an apocalyptic number.

20553241220150 is a deficient number, since it is larger than the sum of its proper divisors (18709004443930).

20553241220150 is a wasteful number, since it uses less digits than its factorization.

20553241220150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11109860168 (or 11109860163 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 20553241220150 its reverse (5102214235502), we get a palindrome (25655455455652).

The spelling of 20553241220150 in words is "twenty trillion, five hundred fifty-three billion, two hundred forty-one million, two hundred twenty thousand, one hundred fifty".