402013220411 has 4 divisors (see below), whose sum is σ = 438559876824. Its totient is φ = 365466564000.

The previous prime is 402013220383. The next prime is 402013220417. The reversal of 402013220411 is 114022310204.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 402013220411 - 2¹⁸ = 402012958267 is a prime.

It is a super-2 number, since 2×402013220411² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402013220417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18273328190 + ... + 18273328211.

It is an arithmetic number, because the mean of its divisors is an integer number (109639969206).

Almost surely, 2^402013220411 is an apocalyptic number.

402013220411 is a deficient number, since it is larger than the sum of its proper divisors (36546656413).

402013220411 is a wasteful number, since it uses less digits than its factorization.

402013220411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36546656412.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 402013220411 its reverse (114022310204), we get a palindrome (516035530615).

The spelling of 402013220411 in words is "four hundred two billion, thirteen million, two hundred twenty thousand, four hundred eleven".