220120500152505 has 16 divisors (see below), whose sum is σ = 352198148854464. Its totient is φ = 117395817211200.

The previous prime is 220120500152503. The next prime is 220120500152563. The reversal of 220120500152505 is 505251005021022.

It is not a de Polignac number, because 220120500152505 - 2¹ = 220120500152503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220120500152503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110408446 + ... + 112384455.

It is an arithmetic number, because the mean of its divisors is an integer number (22012384303404).

Almost surely, 2^{220120500152505} is an apocalyptic number.

It is an amenable number.

220120500152505 is a deficient number, since it is larger than the sum of its proper divisors (132077648701959).

220120500152505 is a wasteful number, since it uses less digits than its factorization.

220120500152505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222858776.

The product of its (nonzero) digits is 10000, while the sum is 30.

Adding to 220120500152505 its reverse (505251005021022), we get a palindrome (725371505173527).

The spelling of 220120500152505 in words is "two hundred twenty trillion, one hundred twenty billion, five hundred million, one hundred fifty-two thousand, five hundred five".