1055220242434 has 32 divisors (see below), whose sum is σ = 1622276853120. Its totient is φ = 514501932672.

The previous prime is 1055220242431. The next prime is 1055220242449. The reversal of 1055220242434 is 4342420225501.

It is a super-2 number, since 2×1055220242434² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1055220242434.

It is not an unprimeable number, because it can be changed into a prime (1055220242431) 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, 248109852 + ... + 248114104.

It is an arithmetic number, because the mean of its divisors is an integer number (50696151660).

Almost surely, 2^{1055220242434} is an apocalyptic number.

1055220242434 is a deficient number, since it is larger than the sum of its proper divisors (567056610686).

1055220242434 is a wasteful number, since it uses less digits than its factorization.

1055220242434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8314.

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 1055220242434 its reverse (4342420225501), we get a palindrome (5397640467935).

The spelling of 1055220242434 in words is "one trillion, fifty-five billion, two hundred twenty million, two hundred forty-two thousand, four hundred thirty-four".