1141200012 has 24 divisors (see below), whose sum is σ = 2702545216. Its totient is φ = 374722128.

The previous prime is 1141199971. The next prime is 1141200013. The reversal of 1141200012 is 2100021411.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (1141200013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 708898 + ... + 710505.

Almost surely, 2^1141200012 is an apocalyptic number.

1141200012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1141200012 is an abundant number, since it is smaller than the sum of its proper divisors (1561345204).

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

1141200012 is a wasteful number, since it uses less digits than its factorization.

1141200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1419477 (or 1419475 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1141200012 is about 33781.6520022334. The cubic root of 1141200012 is about 1045.0103436779.

Adding to 1141200012 its reverse (2100021411), we get a palindrome (3241221423).

The spelling of 1141200012 in words is "one billion, one hundred forty-one million, two hundred thousand, twelve".