145346115122 has 16 divisors (see below), whose sum is σ = 238096780992. Its totient is φ = 66137993040.

The previous prime is 145346115053. The next prime is 145346115163. The reversal of 145346115122 is 221511643541.

It is a happy number.

It is a super-2 number, since 2×145346115122² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39366008 + ... + 39369699.

It is an arithmetic number, because the mean of its divisors is an integer number (14881048812).

Almost surely, 2^145346115122 is an apocalyptic number.

145346115122 is a deficient number, since it is larger than the sum of its proper divisors (92750665870).

145346115122 is a wasteful number, since it uses less digits than its factorization.

145346115122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78735793.

The product of its digits is 28800, while the sum is 35.

Adding to 145346115122 its reverse (221511643541), we get a palindrome (366857758663).

The spelling of 145346115122 in words is "one hundred forty-five billion, three hundred forty-six million, one hundred fifteen thousand, one hundred twenty-two".