1201231412 has 6 divisors (see below), whose sum is σ = 2102154978. Its totient is φ = 600615704.

The previous prime is 1201231399. The next prime is 1201231439. The reversal of 1201231412 is 2141321021.

It can be written as a sum of positive squares in only one way, i.e., 1182947236 + 18284176 = 34394^2 + 4276^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150153923 + ... + 150153930.

It is an arithmetic number, because the mean of its divisors is an integer number (350359163).

Almost surely, 2^1201231412 is an apocalyptic number.

It is an amenable number.

1201231412 is a deficient number, since it is larger than the sum of its proper divisors (900923566).

1201231412 is a wasteful number, since it uses less digits than its factorization.

1201231412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300307857 (or 300307855 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1201231412 is about 34658.7854951670. The cubic root of 1201231412 is about 1063.0219367273.

Adding to 1201231412 its reverse (2141321021), we get a palindrome (3342552433).

The spelling of 1201231412 in words is "one billion, two hundred one million, two hundred thirty-one thousand, four hundred twelve".