1401420211011 has 12 divisors (see below), whose sum is σ = 2089572788160. Its totient is φ = 904142071440.

The previous prime is 1401420210947. The next prime is 1401420211021. The reversal of 1401420211011 is 1101120241041.

1401420211011 is a `hidden beast` number, since 1 + 401 + 42 + 0 + 211 + 0 + 11 = 666.

It is not a de Polignac number, because 1401420211011 - 2⁶ = 1401420210947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1401420211021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2511505476 + ... + 2511506033.

It is an arithmetic number, because the mean of its divisors is an integer number (174131065680).

Almost surely, 2^{1401420211011} is an apocalyptic number.

1401420211011 is a deficient number, since it is larger than the sum of its proper divisors (688152577149).

1401420211011 is a wasteful number, since it uses less digits than its factorization.

1401420211011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5023011546 (or 5023011543 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 1401420211011 its reverse (1101120241041), we get a palindrome (2502540452052).

The spelling of 1401420211011 in words is "one trillion, four hundred one billion, four hundred twenty million, two hundred eleven thousand, eleven".