1141412220 has 72 divisors (see below), whose sum is σ = 3728620896. Its totient is φ = 280962432.

The previous prime is 1141412183. The next prime is 1141412221. The reversal of 1141412220 is 222141411.

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 = 1141412193 and 1141412202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141412221) 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 23 ways as a sum of consecutive naturals, for example, 241552 + ... + 246231.

Almost surely, 2^1141412220 is an apocalyptic number.

1141412220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1141412220 is an abundant number, since it is smaller than the sum of its proper divisors (2587208676).

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

1141412220 is a wasteful number, since it uses less digits than its factorization.

1141412220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487811 (or 487806 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1141412220 is about 33784.7927328258. The cubic root of 1141412220 is about 1045.0751134549.

Adding to 1141412220 its reverse (222141411), we get a palindrome (1363553631).

The spelling of 1141412220 in words is "one billion, one hundred forty-one million, four hundred twelve thousand, two hundred twenty".