1055315122230 has 128 divisors (see below), whose sum is σ = 2678519923200. Its totient is φ = 265362048000.

The previous prime is 1055315122181. The next prime is 1055315122237. The reversal of 1055315122230 is 322215135501.

It is a super-2 number, since 2×1055315122230² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055315122237) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 168335536 + ... + 168341804.

It is an arithmetic number, because the mean of its divisors is an integer number (20925936900).

Almost surely, 2^{1055315122230} is an apocalyptic number.

1055315122230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1055315122230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1339259961600).

1055315122230 is an abundant number, since it is smaller than the sum of its proper divisors (1623204800970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1055315122230 is a wasteful number, since it uses less digits than its factorization.

1055315122230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7630.

The product of its (nonzero) digits is 9000, while the sum is 30.

It can be divided in two parts, 105531 and 5122230, that added together give a triangular number (5227761 = T₃₂₃₃).

The spelling of 1055315122230 in words is "one trillion, fifty-five billion, three hundred fifteen million, one hundred twenty-two thousand, two hundred thirty".