401114533512421 has 32 divisors (see below), whose sum is σ = 429379298611200. Its totient is φ = 373778977038720.

The previous prime is 401114533512391. The next prime is 401114533512439. The reversal of 401114533512421 is 124215335411104.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 401114533512421 - 2⁷ = 401114533512293 is a prime.

It is a super-2 number, since 2×401114533512421² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401114533512491) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3337915680 + ... + 3338035846.

It is an arithmetic number, because the mean of its divisors is an integer number (13418103081600).

Almost surely, 2^{401114533512421} is an apocalyptic number.

401114533512421 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

401114533512421 is a deficient number, since it is larger than the sum of its proper divisors (28264765098779).

401114533512421 is a wasteful number, since it uses less digits than its factorization.

401114533512421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125289.

The product of its (nonzero) digits is 57600, while the sum is 37.

Adding to 401114533512421 its reverse (124215335411104), we get a palindrome (525329868923525).

The spelling of 401114533512421 in words is "four hundred one trillion, one hundred fourteen billion, five hundred thirty-three million, five hundred twelve thousand, four hundred twenty-one".