141222420 has 48 divisors (see below), whose sum is σ = 439360320. Its totient is φ = 37659168.

The previous prime is 141222413. The next prime is 141222427. The reversal of 141222420 is 24222141.

It is an interprime number because it is at equal distance from previous prime (141222413) and next prime (141222427).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 141222393 and 141222402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141222427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130222 + ... + 131301.

It is an arithmetic number, because the mean of its divisors is an integer number (9153340).

Almost surely, 2^141222420 is an apocalyptic number.

141222420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

141222420 is an abundant number, since it is smaller than the sum of its proper divisors (298137900).

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

141222420 is a wasteful number, since it uses less digits than its factorization.

141222420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261541 (or 261533 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 141222420 is about 11883.7039680396. The cubic root of 141222420 is about 520.7563205313.

Adding to 141222420 its reverse (24222141), we get a palindrome (165444561).

It can be divided in two parts, 1412 and 22420, that added together give a palindrome (23832).

The spelling of 141222420 in words is "one hundred forty-one million, two hundred twenty-two thousand, four hundred twenty".