1401121012 has 12 divisors (see below), whose sum is σ = 2531057536. Its totient is φ = 677961720.

The previous prime is 1401120983. The next prime is 1401121021. The reversal of 1401121012 is 2101211041.

It is a junction number, because it is equal to n+sod(n) for n = 1401120983 and 1401121001.

It is a congruent number.

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, 5649558 + ... + 5649805.

Almost surely, 2^1401121012 is an apocalyptic number.

It is an amenable number.

1401121012 is a deficient number, since it is larger than the sum of its proper divisors (1129936524).

1401121012 is a wasteful number, since it uses less digits than its factorization.

1401121012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11299398 (or 11299396 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 1401121012 is about 37431.5510231676. The cubic root of 1401121012 is about 1118.9874490238.

Adding to 1401121012 its reverse (2101211041), we get a palindrome (3502332053).

The spelling of 1401121012 in words is "one billion, four hundred one million, one hundred twenty-one thousand, twelve".