103322220144 has 160 divisors (see below), whose sum is σ = 313752251904. Its totient is φ = 28885386240.

The previous prime is 103322220139. The next prime is 103322220149. The reversal of 103322220144 is 441022223301.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (103322220139) and next prime (103322220149).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103322220149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18372117 + ... + 18377739.

Almost surely, 2^103322220144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103322220144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156876125952).

103322220144 is an abundant number, since it is smaller than the sum of its proper divisors (210430031760).

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

103322220144 is a wasteful number, since it uses less digits than its factorization.

103322220144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8335 (or 8329 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 103322220144 its reverse (441022223301), we get a palindrome (544344443445).

The spelling of 103322220144 in words is "one hundred three billion, three hundred twenty-two million, two hundred twenty thousand, one hundred forty-four".