145345226102 has 4 divisors (see below), whose sum is σ = 218017839156. Its totient is φ = 72672613050.

The previous prime is 145345226099. The next prime is 145345226137. The reversal of 145345226102 is 201622543541.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 201622543541 = 127 ⋅1587579083.

It is a super-2 number, since 2×145345226102² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 36336306524 + ... + 36336306527.

It is an arithmetic number, because the mean of its divisors is an integer number (54504459789).

Almost surely, 2^145345226102 is an apocalyptic number.

145345226102 is a deficient number, since it is larger than the sum of its proper divisors (72672613054).

145345226102 is an equidigital number, since it uses as much as digits as its factorization.

145345226102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72672613053.

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 145345226102 its reverse (201622543541), we get a palindrome (346967769643).

The spelling of 145345226102 in words is "one hundred forty-five billion, three hundred forty-five million, two hundred twenty-six thousand, one hundred two".