1401231212 has 12 divisors (see below), whose sum is σ = 2453075520. Its totient is φ = 700352496.

The previous prime is 1401231203. The next prime is 1401231241. The reversal of 1401231212 is 2121321041.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53543 + ... + 75294.

It is an arithmetic number, because the mean of its divisors is an integer number (204422960).

Almost surely, 2^1401231212 is an apocalyptic number.

It is an amenable number.

1401231212 is a deficient number, since it is larger than the sum of its proper divisors (1051844308).

1401231212 is a wasteful number, since it uses less digits than its factorization.

1401231212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131560 (or 131558 counting only the distinct ones).

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

The square root of 1401231212 is about 37433.0230144454. The cubic root of 1401231212 is about 1119.0167848635.

Adding to 1401231212 its reverse (2121321041), we get a palindrome (3522552253).

The spelling of 1401231212 in words is "one billion, four hundred one million, two hundred thirty-one thousand, two hundred twelve".