103221113022420 has 48 divisors (see below), whose sum is σ = 292501274506560. Its totient is φ = 27193996039936.

The previous prime is 103221113022397. The next prime is 103221113022421. The reversal of 103221113022420 is 24220311122301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103221113022421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10363560585 + ... + 10363570544.

It is an arithmetic number, because the mean of its divisors is an integer number (6093776552220).

Almost surely, 2^{103221113022420} is an apocalyptic number.

103221113022420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103221113022420 is an abundant number, since it is smaller than the sum of its proper divisors (189280161484140).

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

103221113022420 is a wasteful number, since it uses less digits than its factorization.

103221113022420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20727131224 (or 20727131222 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 103221113022420 its reverse (24220311122301), we get a palindrome (127441424144721).

The spelling of 103221113022420 in words is "one hundred three trillion, two hundred twenty-one billion, one hundred thirteen million, twenty-two thousand, four hundred twenty".