20242223155 has 48 divisors (see below), whose sum is σ = 31888326240. Its totient is φ = 12183360000.

The previous prime is 20242223129. The next prime is 20242223219. The reversal of 20242223155 is 55132224202.

It is not a de Polignac number, because 20242223155 - 2¹³ = 20242214963 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 51346 + ... + 207655.

It is an arithmetic number, because the mean of its divisors is an integer number (664340130).

Almost surely, 2^20242223155 is an apocalyptic number.

20242223155 is a deficient number, since it is larger than the sum of its proper divisors (11646103085).

20242223155 is a wasteful number, since it uses less digits than its factorization.

20242223155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259060 (or 259053 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 20242223155 its reverse (55132224202), we get a palindrome (75374447357).

The spelling of 20242223155 in words is "twenty billion, two hundred forty-two million, two hundred twenty-three thousand, one hundred fifty-five".