401211263111 has 8 divisors (see below), whose sum is σ = 426274634880. Its totient is φ = 376542590328.

The previous prime is 401211263059. The next prime is 401211263119. The reversal of 401211263111 is 111362112104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 401211263111 - 2³⁴ = 384031393927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401211263119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98672651 + ... + 98676716.

It is an arithmetic number, because the mean of its divisors is an integer number (53284329360).

Almost surely, 2^401211263111 is an apocalyptic number.

401211263111 is a deficient number, since it is larger than the sum of its proper divisors (25063371769).

401211263111 is a wasteful number, since it uses less digits than its factorization.

401211263111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197349493.

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 401211263111 its reverse (111362112104), we get a palindrome (512573375215).

The spelling of 401211263111 in words is "four hundred one billion, two hundred eleven million, two hundred sixty-three thousand, one hundred eleven".