145105122052230 has 32 divisors (see below), whose sum is σ = 348370224832224. Its totient is φ = 38681595668736.

The previous prime is 145105122052207. The next prime is 145105122052271. The reversal of 145105122052230 is 32250221501541.

It is a junction number, because it is equal to n+sod(n) for n = 145105122052191 and 145105122052200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 818881509 + ... + 819058688.

It is an arithmetic number, because the mean of its divisors is an integer number (10886569526007).

Almost surely, 2^{145105122052230} is an apocalyptic number.

145105122052230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145105122052230 is an abundant number, since it is smaller than the sum of its proper divisors (203265102779994).

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

145105122052230 is a wasteful number, since it uses less digits than its factorization.

145105122052230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1637943160.

The product of its (nonzero) digits is 24000, while the sum is 33.

Adding to 145105122052230 its reverse (32250221501541), we get a palindrome (177355343553771).

The spelling of 145105122052230 in words is "one hundred forty-five trillion, one hundred five billion, one hundred twenty-two million, fifty-two thousand, two hundred thirty".