401221131411 has 8 divisors (see below), whose sum is σ = 536681643264. Its totient is φ = 266620686920.

The previous prime is 401221131397. The next prime is 401221131427. The reversal of 401221131411 is 114131122104.

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 401221131411 - 2⁶ = 401221131347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (401221131511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215015751 + ... + 215017616.

It is an arithmetic number, because the mean of its divisors is an integer number (67085205408).

Almost surely, 2^401221131411 is an apocalyptic number.

401221131411 is a deficient number, since it is larger than the sum of its proper divisors (135460511853).

401221131411 is a wasteful number, since it uses less digits than its factorization.

401221131411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430033681.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 401221131411 its reverse (114131122104), we get a palindrome (515352253515).

The spelling of 401221131411 in words is "four hundred one billion, two hundred twenty-one million, one hundred thirty-one thousand, four hundred eleven".