2220155414225 has 24 divisors (see below), whose sum is σ = 3146394421440. Its totient is φ = 1522335654720.

The previous prime is 2220155414167. The next prime is 2220155414227. The reversal of 2220155414225 is 5224145510222.

It is a happy number.

It is not a de Polignac number, because 2220155414225 - 2⁸ = 2220155413969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is not an unprimeable number, because it can be changed into a prime (2220155414227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4786679 + ... + 5229971.

It is an arithmetic number, because the mean of its divisors is an integer number (131099767560).

Almost surely, 2^{2220155414225} is an apocalyptic number.

2220155414225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2220155414225 is a deficient number, since it is larger than the sum of its proper divisors (926239007215).

2220155414225 is a wasteful number, since it uses less digits than its factorization.

2220155414225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471929 (or 471924 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 35.

The spelling of 2220155414225 in words is "two trillion, two hundred twenty billion, one hundred fifty-five million, four hundred fourteen thousand, two hundred twenty-five".