2215430345122 has 16 divisors (see below), whose sum is σ = 3519199841112. Its totient is φ = 1042385034240.

The previous prime is 2215430345057. The next prime is 2215430345159.

2215430345122 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 2080953387601 + 134476957521 = 1442551^2 + 366711^2 .

It is a super-2 number, since 2×2215430345122² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

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 7 ways as a sum of consecutive naturals, for example, 5114523 + ... + 5530750.

Almost surely, 2^{2215430345122} is an apocalyptic number.

2215430345122 is a deficient number, since it is larger than the sum of its proper divisors (1303769495990).

2215430345122 is a wasteful number, since it uses less digits than its factorization.

2215430345122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10651413.

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 2215430345122 in words is "two trillion, two hundred fifteen billion, four hundred thirty million, three hundred forty-five thousand, one hundred twenty-two".