141212220 has 48 divisors (see below), whose sum is σ = 396264960. Its totient is φ = 37573696.

The previous prime is 141212219. The next prime is 141212231. The reversal of 141212220 is 22212141.

141212220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 141212220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27841 + ... + 32519.

It is an arithmetic number, because the mean of its divisors is an integer number (8255520).

Almost surely, 2^141212220 is an apocalyptic number.

141212220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

141212220 is an abundant number, since it is smaller than the sum of its proper divisors (255052740).

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

141212220 is a wasteful number, since it uses less digits than its factorization.

141212220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5194 (or 5192 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 141212220 is about 11883.2748011649. The cubic root of 141212220 is about 520.7437827620.

Adding to 141212220 its reverse (22212141), we get a palindrome (163424361).

The spelling of 141212220 in words is "one hundred forty-one million, two hundred twelve thousand, two hundred twenty".